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1. Simple yet does all I expected..Dont work exactly as showing phone default network options, it shows modified network settings for Android OS 9 version on MI A3... Best option for lower version of android...I like the ease of switching mobile data on or off.

2. Essential for anyone close to an international border with a country where they don't have free minutes/data.it does what it says, when u need to change network 4Gto2Gor3G it reduce4 steps to2 clicks, saves time.

3. etc.android.new.tap.only. google.and.google.account.out. permission.is.new.tab. and live.capture.only. sim card network without-wifi.conn.Does what it says on the tin.

4. This app bypass that lock.Does exactly what is says, very useful to quickly switch cellular networks when using manual network selection.

5. There is an irreversible setting on mobile network that lets you change preferred band but after you made the change the option to revert back is greyed out.

6. Would be great if the icon changed colour though ... red for off, green for on.etc.app.live. and networks settings any time.

7. Works fine on Android 12 despite the warning about being built for an older API version.I have a Galaxy S21.

8. This app is a lifesaver, saving me from a mobile network glitch.

9. That's The purpose, BestCouldn't access my phones apn settings to get data working when i switched carriers.

10. But occasionally I switch to 5G if I have a slow connection.My daily driver is OnePlus6T on Oxygen 10.3.7. For me this is a nice short cut to both sim cards.

11. I can change bands on the fly by just pressing one button.

1. Fix Not Working/Crashes/Errors/Unresponsive & Black/White screen:

1. Restart : Restarting the app will resolve most errors.
2. Update the App. Here is how:
   1. On Android goto PlayStore » Search for "" » Open Mobile Network Settings » click "Update".
   2. On iPhone, goto AppStore » Your profile » Available Updates » Check for » click "UPDATE".
3. Clear Mobile Network Settings app cache: Clearing cached data will force your app to retrieve the latest data directly from servers.
   1. On Android, goto Settings » Apps » Select "Mobile Network Settings" » click Storage » click "Clear Cache".
4. Check app permissions. If any of these permissions required to use your device's features are disenabled, might not work.
5. Uninstall and reinstall . If nothing else has worked, completely uninstall then reinstall.
6. Restart your device. Last, restarting your device can often clear most problems causing not working

2. Fix Server issues & Internet Connection

1. Check network connection: An unstable Internet will make be unable to connect to it's servers. Ensure your wi-fi is working then restart app.
2. Disable VPN: VPN can cause connection errors and lead to not working. Make sure all VPNs are off
3. Enable background data: When Background data is turned off, may not be able to connect to the Internet when running in the background.