| Limitations | Alternatives |
|---|---|
| Only works on SIM 1. | Changing your phones CSC to XXV and using the *#2263# code via the dialer. This works for all sims and gives more flexibility. XXV CSC will reduce devices band combinations and limit cellular capability. |
| Must be launched via one of the lock screen shortcut buttons. |
Step 1
- Download Shizuku from Google Play Store.
- Download SystemUI Tuner from Google Play Store.
Step 2
Setup Shizuku by clicking the "Pairing" button and follow the instructions below.
- Enable developer options - Go to Settings → About phone and tap Build number 7 times until you see "You are now a developer."
- Turn on wireless debugging - Go to Settings → Developer options → Wireless debugging and toggle it on. Keep this screen open — you'll need it.
- Pair with a code - Shizuku will take you to the Wireless debugging page → Click pair device with pairing code — a 6-digit code appears. Enter it in the Shizuku notification.
- Start the Shizuku service - On the Shizuku home page, click the "Start" button. After it says "Service started, this window will be automatically closed in 3 seconds", you should see a notification saying Shizuku is running. That's it, it's ready.
- You're ready for Step 3.
Step 3
- Open the SystemUI Tuner app and grant it all requested permissions.
- When you're on the SystemUI Tuner home screen, click the search button on the top right corner and search for "Lock Screen Shortcuts" and click it.
- This will popup with a menu allowing you to select which lock screen button you would like to use as the button to launch the Band Selection Screen. After you've selected either the Left or Right button, click the search button once again and search for "Call settings" (com.samsung.android.app.telephonyui) and select it. Once selected, search again for "Hidden Network Setting" (com.samsung.android.app.telephonyui/.hiddennetworksetting.MainActivity) and select it and click OK.
- You're all done, you can now launch the band selection menu via your lock screen.