Whether you use cellular data with an included eSim or Sim card or plugin a device with cellular access, you may need to enable or disable cellular data.
How to Turn Cellular Data on or off in Windows 11 - Taskbar
Press the Windows Key + A or click on the internet icon in the system tray located in the lower-right corner.
Click on the Cellular icon to toggle it on or off.
How to Turn Cellular Data on or off in Windows 11 - Settings
Click on Start > Settings. Click on Network & internet.
Toggle Cellular on or off.
How to Turn Cellular Data on or off in Windows 11 - Airplane Mode
If the above two steps don't work, you can enable or disable the Airplane mode. Both settings are located in the same two places mentioned above.
Press the Windows Key + A or click on the internet icon in the system tray located in the lower-right corner.
Click on Start > Settings. Click on Network & internet.