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Network & SIM Fixes
Explore network & SIM fixes for signal issues, SIM errors, mobile data problems, and call drops with easy step-by-step solutions.
18 Articles
VoLTE / 4G Calling Not Working on Android: 15 Fixes That Work
December 30, 2025
If VoLTE (Voice over LTE) or 4G Calling / HD Voice isn’t working on your...
Can’t Make Calls But Data Works on Android: 15 Fixes (VoLTE, Settings, SIM)
December 28, 2025
If your mobile data works (you can browse, use apps) but your phone can’t...
Hotspot Connected But No Internet on Android: 15 Fixes That Work
December 28, 2025
If your phone’s mobile hotspot connects (the other device shows...
No Service / No Signal on Android: 15 Fixes That Actually Work
December 27, 2025
When Android shows “No Service”, “No signal”, or you’re stuck on 0 bars,...
Emergency Calls Only / SOS Only on Android: 15 Fixes That Work
December 27, 2025
When your Android shows “Emergency calls only” or “SOS only”, it usually...
SIM Not Detected / No SIM / Invalid SIM on Android (15 Fixes That Work)
December 27, 2025
When Android shows “No SIM”, “SIM not detected”, “Invalid SIM”, or the SIM...
4G/5G Not Showing After Update on Android: 14 Fixes That Work
December 26, 2025
If 4G/5G/LTE isn’t showing after an Android update, it usually means the...
Mobile Data Not Working on Android (Verizon/AT&T/T-Mobile): 15 Fixes
December 26, 2025
If your mobile data is not working on Android in the US (Verizon,...
