{"id":1003,"date":"2026-06-11T21:09:00","date_gmt":"2026-06-11T15:39:00","guid":{"rendered":"https:\/\/1000sciencefairprojects.com\/tech\/teleguard-no-connection-to-server\/"},"modified":"2026-06-11T22:15:19","modified_gmt":"2026-06-11T16:45:19","slug":"teleguard-no-connection-to-server","status":"publish","type":"post","link":"https:\/\/1000sciencefairprojects.com\/tech\/teleguard-no-connection-to-server\/","title":{"rendered":"TeleGuard No Connection to Server: 7 Fixes for the Swiss Messenger (2026)"},"content":{"rendered":"<p><script type=\"application\/ld+json\">{\"@context\": \"https:\/\/schema.org\", \"@graph\": [{\"@type\": \"TechArticle\", \"headline\": \"TeleGuard No Connection to Server: 7 Fixes for the Swiss Messenger (2026)\", \"description\": \"TeleGuard stuck on 'no connection to server'? Fix it fast: disable battery optimization, check Swiss server status, switch networks. 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Set the app's battery usage to 'Unrestricted' and enable autostart on Chinese-brand phones.\"}}, {\"@type\": \"Question\", \"name\": \"Is TeleGuard down right now or is it just me?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Test on mobile data, then ask a contact on another network. If both of you are offline in the app simultaneously, it is server maintenance \u2014 it usually passes within half an hour.\"}}]}, {\"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/1000sciencefairprojects.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Tech\", \"item\": \"https:\/\/1000sciencefairprojects.com\/tech\/\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"TeleGuard No Connection to Server: 7 Fixes for the Swiss Messenger (2026)\", \"item\": \"https:\/\/1000sciencefairprojects.com\/tech\/teleguard-no-connection-to-server\/\"}]}]}<\/script><\/p>\n<div style=\"background: linear-gradient(135deg,#eff6ff,#dbeafe); border: 2px solid #2563eb; border-radius: 12px; padding: 20px 24px; margin: 0 0 28px 0;\">\n<p style=\"margin: 0 0 10px 0; font-size: 18px; font-weight: bold; color: #1e3a8a;\">\u26a1 Quick Fix: TeleGuard Connection<\/p>\n<ol style=\"margin: 0; padding-left: 22px; color: #1e293b;\">\n<li style=\"margin: 0 0 8px 0; line-height: 1.6;\">Toggle <strong>airplane mode<\/strong> on\/off, then reopen TeleGuard.<\/li>\n<li style=\"margin: 0 0 8px 0; line-height: 1.6;\">Switch between <strong>Wi-Fi and mobile data<\/strong> to rule out network blocks.<\/li>\n<li style=\"margin: 0 0 8px 0; line-height: 1.6;\"><strong>Disable battery optimization<\/strong> for TeleGuard in Android settings.<\/li>\n<li style=\"margin: 0 0 8px 0; line-height: 1.6;\">Force-stop the app, clear its <strong>cache<\/strong> (not data!), and relaunch.<\/li>\n<li style=\"margin: 0 0 8px 0; line-height: 1.6;\">Update TeleGuard from the store \u2014 old versions lose server compatibility.<\/li>\n<\/ol>\n<\/div>\n<p style=\"margin: 0 0 16px 0; line-height: 1.75; color: #334155; font-size: 16px;\"><strong>TeleGuard&#8217;s &#8220;no connection to server&#8221;<\/strong> banner means the app cannot reach the Swiss-hosted TeleGuard servers operated by Swisscows. Because TeleGuard deliberately avoids Google&#8217;s push infrastructure for privacy, it maintains its <em>own<\/em> background connection \u2014 which makes it unusually sensitive to aggressive battery savers, restrictive firewalls and network switches. The <a href=\"https:\/\/1000sciencefairprojects.com\/tech\/fix-youtube-an-error-occurred-playback-id-on-android-tv-iphone\/\">fixes<\/a> below address exactly those weak points, in the order most likely to succeed.<\/p>\n<div style=\"background: #f1f5f9; border: 1px solid #cbd5e1; border-radius: 10px; padding: 16px 22px; margin: 0 0 26px 0;\">\n<p style=\"margin: 0 0 8px 0; font-weight: bold; color: #0f172a;\">On this page<\/p>\n<ul style=\"margin: 0; padding-left: 20px; list-style: none;\">\n<li style=\"margin: 0 0 6px 0;\"><a style=\"color: #2563eb; text-decoration: none; font-weight: 600;\" href=\"#causes\">Common Causes<\/a><\/li>\n<li style=\"margin: 0 0 6px 0;\"><a style=\"color: #2563eb; text-decoration: none; font-weight: 600;\" href=\"#fixes\">Step-by-Step Fixes<\/a><\/li>\n<li style=\"margin: 0 0 6px 0;\"><a style=\"color: #2563eb; text-decoration: none; font-weight: 600;\" href=\"#verify\">Verify the Fix<\/a><\/li>\n<li style=\"margin: 0 0 6px 0;\"><a style=\"color: #2563eb; text-decoration: none; font-weight: 600;\" href=\"#faq\">FAQs<\/a><\/li>\n<\/ul>\n<\/div>\n<h2 id=\"causes\" style=\"font-size: 26px; color: #0f172a; margin: 36px 0 14px 0; padding-bottom: 8px; border-bottom: 3px solid #2563eb;\">Why TeleGuard Loses Its Server Connection<\/h2>\n<p style=\"margin: 0 0 16px 0; line-height: 1.75; color: #334155; font-size: 16px;\">Find your symptom in the table to jump straight to the right fix:<\/p>\n<div style=\"overflow-x: auto; margin: 0 0 24px 0;\">\n<table style=\"width: 100%; border-collapse: collapse; border-radius: 8px; overflow: hidden; box-shadow: 0 1px 4px rgba(0,0,0,0.08);\">\n<thead>\n<tr>\n<th style=\"background: #1e3a8a; color: #ffffff; padding: 12px 14px; text-align: left; font-size: 15px; border: 1px solid #1e3a8a;\">Symptom<\/th>\n<th style=\"background: #1e3a8a; color: #ffffff; padding: 12px 14px; text-align: left; font-size: 15px; border: 1px solid #1e3a8a;\">Likely Cause<\/th>\n<th style=\"background: #1e3a8a; color: #ffffff; padding: 12px 14px; text-align: left; font-size: 15px; border: 1px solid #1e3a8a;\">Best Fix<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"background: #f8fafc;\">\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Disconnects only in background<\/td>\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Battery optimization killing the app<\/td>\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Fix 3<\/td>\n<\/tr>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">No connection on Wi-Fi, works on 4G\/5G<\/td>\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Router\/firewall blocking TeleGuard ports<\/td>\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Fix 2<\/td>\n<\/tr>\n<tr style=\"background: #f8fafc;\">\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Banner after an app update<\/td>\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Corrupted cache<\/td>\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Fix 4<\/td>\n<\/tr>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Everyone affected at once<\/td>\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">TeleGuard server maintenance<\/td>\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Fix 1<\/td>\n<\/tr>\n<tr style=\"background: #f8fafc;\">\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Only on corporate\/school network<\/td>\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Network-level filtering of messengers<\/td>\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Fix 6<\/td>\n<\/tr>\n<tr style=\"background: #ffffff;\">\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Old app version<\/td>\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Deprecated client protocol<\/td>\n<td style=\"padding: 11px 14px; border: 1px solid #e2e8f0; font-size: 15px; color: #334155; line-height: 1.55;\">Fix 5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div style=\"background: #fefce8; border-left: 5px solid #eab308; border-radius: 0 10px 10px 0; padding: 18px 22px; margin: 0 0 26px 0;\">\n<p style=\"margin: 0 0 10px 0; font-weight: bold; color: #854d0e; font-size: 17px;\">\ud83d\udccc Important Points<\/p>\n<ul style=\"margin: 0; padding-left: 20px; color: #422006;\">\n<li style=\"margin: 0 0 9px 0; line-height: 1.65;\">TeleGuard uses its <strong>own push system<\/strong> (no Google FCM) \u2014 battery savers are the #1 cause of dropped connections on Android.<\/li>\n<li style=\"margin: 0 0 9px 0; line-height: 1.65;\">Clearing the app <strong>cache is safe<\/strong>; clearing <strong>data<\/strong> can remove your local chats \u2014 TeleGuard stores messages on-device, so back up first.<\/li>\n<li style=\"margin: 0 0 9px 0; line-height: 1.65;\">Your <strong>TeleGuard ID<\/strong> is your only credential \u2014 keep the recovery options safe before any reinstall.<\/li>\n<li style=\"margin: 0 0 9px 0; line-height: 1.65;\">Corporate, school and some public networks block messenger traffic by design \u2014 mobile data is the quickest workaround.<\/li>\n<li style=\"margin: 0 0 9px 0; line-height: 1.65;\">Swiss server maintenance windows are short; if the status is down, simply wait rather than reinstalling.<\/li>\n<\/ul>\n<\/div>\n<h2 id=\"fixes\" style=\"font-size: 26px; color: #0f172a; margin: 36px 0 14px 0; padding-bottom: 8px; border-bottom: 3px solid #2563eb;\">How to Fix TeleGuard&#8217;s Server Connection<\/h2>\n<div style=\"background: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 18px 22px; margin: 0 0 18px 0; box-shadow: 0 1px 3px rgba(0,0,0,0.06);\">\n<p style=\"margin: 0 0 8px 0; font-size: 18px; font-weight: bold; color: #0f172a;\"><span style=\"display: inline-block; background: #2563eb; color: #fff; width: 28px; height: 28px; border-radius: 50%; text-align: center; line-height: 28px; margin-right: 10px; font-size: 15px;\">1<\/span>Confirm It Isn&#8217;t Server Maintenance<\/p>\n<p style=\"margin: 0; line-height: 1.7; color: #334155;\">Ask a contact on a different network whether their TeleGuard is connected, or check Swisscows\/TeleGuard announcement channels. If the servers are in maintenance, all local fixes are pointless \u2014 wait 15\u201330 minutes.<\/p>\n<p style=\"margin: 14px 0 22px 0;\"><a style=\"display: inline-block; background: #2563eb; color: #ffffff; padding: 12px 26px; border-radius: 8px; text-decoration: none; font-weight: bold; font-size: 15px; box-shadow: 0 2px 6px rgba(37,99,235,0.35);\" href=\"https:\/\/teleguard.com\/\" target=\"_blank\" rel=\"nofollow noopener\">TeleGuard Official Site \u2192<\/a><\/p>\n<\/div>\n<div style=\"background: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 18px 22px; margin: 0 0 18px 0; box-shadow: 0 1px 3px rgba(0,0,0,0.06);\">\n<p style=\"margin: 0 0 8px 0; font-size: 18px; font-weight: bold; color: #0f172a;\"><span style=\"display: inline-block; background: #2563eb; color: #fff; width: 28px; height: 28px; border-radius: 50%; text-align: center; line-height: 28px; margin-right: 10px; font-size: 15px;\">2<\/span>Switch Networks (Wi-Fi \u21c4 Mobile Data)<\/p>\n<p style=\"margin: 0; line-height: 1.7; color: #334155;\">Toggle airplane mode for 10 seconds, then test on the other connection type. If TeleGuard connects on mobile data but not your Wi-Fi, your router firewall or DNS filter is blocking it \u2014 reboot the router or whitelist the app.<\/p>\n<\/div>\n<div style=\"background: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 18px 22px; margin: 0 0 18px 0; box-shadow: 0 1px 3px rgba(0,0,0,0.06);\">\n<p style=\"margin: 0 0 8px 0; font-size: 18px; font-weight: bold; color: #0f172a;\"><span style=\"display: inline-block; background: #2563eb; color: #fff; width: 28px; height: 28px; border-radius: 50%; text-align: center; line-height: 28px; margin-right: 10px; font-size: 15px;\">3<\/span>Disable Battery Optimization (Android)<\/p>\n<p style=\"margin: 0; line-height: 1.7; color: #334155;\">Go to <em>Settings \u2192 Apps \u2192 TeleGuard \u2192 Battery \u2192 Unrestricted<\/em>. On Xiaomi\/Huawei\/Oppo, additionally enable Autostart and lock the app in recents. This keeps TeleGuard&#8217;s private push channel alive in the background.<\/p>\n<\/div>\n<div style=\"background: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 18px 22px; margin: 0 0 18px 0; box-shadow: 0 1px 3px rgba(0,0,0,0.06);\">\n<p style=\"margin: 0 0 8px 0; font-size: 18px; font-weight: bold; color: #0f172a;\"><span style=\"display: inline-block; background: #2563eb; color: #fff; width: 28px; height: 28px; border-radius: 50%; text-align: center; line-height: 28px; margin-right: 10px; font-size: 15px;\">4<\/span>Force-Stop and Clear the Cache<\/p>\n<p style=\"margin: 0; line-height: 1.7; color: #334155;\"><em>Settings \u2192 Apps \u2192 TeleGuard \u2192 Force stop<\/em>, then <em>Storage \u2192 Clear cache<\/em>. Do <strong>not<\/strong> tap &#8216;Clear data&#8217; \u2014 TeleGuard keeps chats locally and they could be lost. Relaunch the app afterwards.<\/p>\n<\/div>\n<div style=\"background: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 18px 22px; margin: 0 0 18px 0; box-shadow: 0 1px 3px rgba(0,0,0,0.06);\">\n<p style=\"margin: 0 0 8px 0; font-size: 18px; font-weight: bold; color: #0f172a;\"><span style=\"display: inline-block; background: #2563eb; color: #fff; width: 28px; height: 28px; border-radius: 50%; text-align: center; line-height: 28px; margin-right: 10px; font-size: 15px;\">5<\/span>Update TeleGuard<\/p>\n<p style=\"margin: 0; line-height: 1.7; color: #334155;\">Install the newest version from Google Play, the App Store or TeleGuard&#8217;s own APK page. Server-side protocol upgrades regularly cut off very old clients, which then show a permanent connection <a href=\"https:\/\/1000sciencefairprojects.com\/tech\/how-to-fix-rge-billing-software-error-delayed-high-bill-guide-2026\/\">error<\/a>.<\/p>\n<\/div>\n<div style=\"background: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 18px 22px; margin: 0 0 18px 0; box-shadow: 0 1px 3px rgba(0,0,0,0.06);\">\n<p style=\"margin: 0 0 8px 0; font-size: 18px; font-weight: bold; color: #0f172a;\"><span style=\"display: inline-block; background: #2563eb; color: #fff; width: 28px; height: 28px; border-radius: 50%; text-align: center; line-height: 28px; margin-right: 10px; font-size: 15px;\">6<\/span>Check VPN, Private DNS and Firewalls<\/p>\n<p style=\"margin: 0; line-height: 1.7; color: #334155;\">Temporarily disable any VPN or Private DNS (Android: <em>Settings \u2192 Network \u2192 Private DNS \u2192 Off<\/em>) and test. On managed networks, ask the administrator to allow TeleGuard&#8217;s Swiss server endpoints.<\/p>\n<\/div>\n<div style=\"background: #ffffff; border: 1px solid #e2e8f0; border-radius: 10px; padding: 18px 22px; margin: 0 0 18px 0; box-shadow: 0 1px 3px rgba(0,0,0,0.06);\">\n<p style=\"margin: 0 0 8px 0; font-size: 18px; font-weight: bold; color: #0f172a;\"><span style=\"display: inline-block; background: #2563eb; color: #fff; width: 28px; height: 28px; border-radius: 50%; text-align: center; line-height: 28px; margin-right: 10px; font-size: 15px;\">7<\/span>Reinstall as a Last Resort<\/p>\n<p style=\"margin: 0; line-height: 1.7; color: #334155;\">Export\/back up your chats first (TeleGuard backup in app settings), note your TeleGuard ID and recovery data, then reinstall the app and restore. A fresh install rebuilds the connection stack completely.<\/p>\n<\/div>\n<h2 id=\"verify\" style=\"font-size: 26px; color: #0f172a; margin: 36px 0 14px 0; padding-bottom: 8px; border-bottom: 3px solid #2563eb;\">Verify the Fix<\/h2>\n<p style=\"margin: 0 0 16px 0; line-height: 1.75; color: #334155; font-size: 16px;\">Send a message to a contact and watch the tick marks; then lock the phone for ten minutes and have someone message you. If the notification arrives while the screen is off, both the live connection and the background push channel are healthy. If the banner returns only on one specific network, the issue is that network&#8217;s filtering, not your phone.<\/p>\n<h2 id=\"faq\" style=\"font-size: 26px; color: #0f172a; margin: 36px 0 14px 0; padding-bottom: 8px; border-bottom: 3px solid #2563eb;\">FAQs: TeleGuard Connection Issues<\/h2>\n<div style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 14px 20px; margin: 0 0 12px 0;\">\n<p style=\"margin: 0 0 6px 0; font-weight: bold; color: #1e3a8a; font-size: 16px;\">\u2753 Why does TeleGuard keep saying &#8216;no connection to server&#8217;?<\/p>\n<p style=\"margin: 0; line-height: 1.65; color: #334155;\">The app cannot reach the Swiss TeleGuard servers. Most cases trace back to Android battery optimization killing the background connection, restrictive Wi-Fi networks, an outdated app, or brief server maintenance.<\/p>\n<\/div>\n<div style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 14px 20px; margin: 0 0 12px 0;\">\n<p style=\"margin: 0 0 6px 0; font-weight: bold; color: #1e3a8a; font-size: 16px;\">\u2753 Will clearing TeleGuard&#8217;s data delete my messages?<\/p>\n<p style=\"margin: 0; line-height: 1.65; color: #334155;\">It can. TeleGuard stores chats on your device, not in the cloud. Clearing the cache is safe; clearing data or uninstalling without a backup risks losing chat history.<\/p>\n<\/div>\n<div style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 14px 20px; margin: 0 0 12px 0;\">\n<p style=\"margin: 0 0 6px 0; font-weight: bold; color: #1e3a8a; font-size: 16px;\">\u2753 Why does TeleGuard only disconnect in the background?<\/p>\n<p style=\"margin: 0; line-height: 1.65; color: #334155;\">Because TeleGuard runs its own push service instead of Google&#8217;s, aggressive battery savers shut it down. Set the app&#8217;s battery usage to &#8216;Unrestricted&#8217; and enable autostart on Chinese-brand phones.<\/p>\n<\/div>\n<div style=\"background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 8px; padding: 14px 20px; margin: 0 0 12px 0;\">\n<p style=\"margin: 0 0 6px 0; font-weight: bold; color: #1e3a8a; font-size: 16px;\">\u2753 Is TeleGuard down right now or is it just me?<\/p>\n<p style=\"margin: 0; line-height: 1.65; color: #334155;\">Test on mobile data, then ask a contact on another network. If both of you are offline in the app simultaneously, it is server maintenance \u2014 it usually passes within half an hour.<\/p>\n<\/div>\n<div style=\"background: #ecfdf5; border: 2px solid #059669; border-radius: 10px; padding: 18px 22px; margin: 30px 0 10px 0;\">\n<p style=\"margin: 0 0 10px 0; font-weight: bold; color: #065f46; font-size: 17px;\">\ud83d\udd17 Related Guides<\/p>\n<ul style=\"margin: 0; padding-left: 20px;\">\n<li style=\"margin: 0 0 8px 0;\"><a style=\"color: #2563eb; font-weight: 600; text-decoration: none;\" href=\"https:\/\/1000sciencefairprojects.com\/tech\/sumup-server-error\/\">SumUp Server Error \u2013 7 Fixes<\/a><\/li>\n<li style=\"margin: 0 0 8px 0;\"><a style=\"color: #2563eb; font-weight: 600; text-decoration: none;\" href=\"https:\/\/1000sciencefairprojects.com\/tech\/esp-dist-001-fortnite-error\/\">Fortnite ESP-DIST-001 \u2013 Solved<\/a><\/li>\n<li style=\"margin: 0 0 8px 0;\"><a style=\"color: #2563eb; font-weight: 600; text-decoration: none;\" href=\"https:\/\/1000sciencefairprojects.com\/tech\/disney-plus-error-code-83\/\">Disney Plus Error Code 83 \u2013 Fixed<\/a><\/li>\n<\/ul>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>TeleGuard stuck on &#8216;no connection to server&#8217;? Fix it fast: disable battery optimization, check Swiss server status, switch networks. Complete 2026 guide.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1003","post","type-post","status-publish","format-standard","hentry","category-error-fix"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>TeleGuard &#039;No Connection to Server&#039; \u2013 7 Working Fixes (2026)<\/title>\n<meta name=\"description\" content=\"TeleGuard stuck on &#039;no connection to server&#039;? Fix it fast: disable battery optimization, check Swiss server status, switch networks. 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