Fix 4g (LTE) Issue On OnePlus One with Cyanogen OS 12.1

Updates Are Not Always Good News For The Android Devices. Usually Each Update With New Features To Make Mistakes And Unforeseen Bugs. It’S 2014 Flagship Killer, Oneplus Unfortunately True For One. He Recently Got His Own Problems Updates 12.1ve Cyanogen. Build Version Is Available To Be Yog4pas1no.

However, Advanced Users To Update The Operating System, Including Improved Responsiveness And Overall Performance Have Noted Many Good Changes. Users Sigh Of Relief And The Speed Of The Lte Can Follow These Simple Steps To Win Back Oneplus Non-Lte Functionality, The Only Problem

Method To Fix 4g (LTE) Issue On OnePlus One

Find Your Settings. Go To, Mobile Network. Now Tap To, Restore Defaults. The List Should Show You Apn’S. Choose The Correct Apn.
Now Go To Settings, Then Mobile Networks And Tap, Network Operators, And Then Click Choose Automatically.
Toggle Airplane Mode On And Off. Ensure That You Are Connected Wifi.
Restart Your Phone.
Go To Phone Dialer, And Dial *#*#4636#*#* To Choose Phone Information.
Then Set The Preferred Type To Lte/Gsm Auto (Prl)
Restart The Phone Radio And Go To The Smsc And Click Refresh And Tap, Update.
After These Steps You Should Have Your Lte Functionality Back In Order. If It Still Doesn’T Work Out Head Down To Other Fix Mentioned Below.

Other Fixes
If Your Compass Is Not Working Or Showing You Incorrect Readings, You Have To Calibrate Your Compass By Rotating As Per The Instructions.
Quick Toggles If Missing When Enabled, You Just Have To Re-Add The Quick Toggles.
Sometimes Even With Data Signal And Correct Apn Setting You Just Get Emergency Calls As An Option In Quick Toggles, To Correct This, Go To Settings. Tap Mobile Networks, And Then Mobile Operators. Now Make Sure You Are Connected By Wi-Fi. Now Opt For, Automatic.
Restart Your Phone.