: Most JioFi devices are carrier-locked to Reliance Jio. Bypassing this typically requires third-party firmware, which is not officially supported and can permanently damage the device.

The JioFi M2S can be unlocked via unofficial firmware flashing, but the process carries significant risks including device bricking, IMEI corruption, and security vulnerabilities. Jio does not support unlocking, and the device's limited LTE band support reduces the utility of unlocking for international or cross-carrier use. For most users, the safer and more reliable path is to use the device as intended on Jio’s network or invest in a purpose-built unlocked hotspot.

After unlocking, your Jiofi M2S functions like any unlocked hotspot:

Unlocking the JioFi M2S for use with other networks is generally not possible due to device firmware designed exclusively for Reliance Jio. While third-party services claim to offer unlocked versions, no straightforward, official, or widely available method exists to unlock the device. For more information on this, you can review discussions at Digit e-Magazine .

: Connect the device to a PC via USB while holding the physical

If you are looking to unlock the device just to use its calling features on a non-4G phone, you don't actually need to unlock the hardware. Simply download the app on your smartphone while connected to the JioFi. This allows you to make HD calls using the Jio SIM inside the M2S, even if your phone doesn't support VoLTE. Final Verdict

Wait for the process to hit 100%. during this time, as it can "brick" (permanently break) your device. Step 5: Configure New APN Settings