Can Nut r2 Upgrade HarmonyOS System?

Nut r2 cannot upgrade HarmonyOS system.

Because HarmonyOS system can only be upgraded with Huawei mobile phones, Nut mobile phones can't be upgraded to HarmonyOS system. You can use Huawei's mobile phone to apply in official website. After submitting the registration information, it needs to be reviewed (the review period is 7- 14 working days). Whether the registration is successful or not is subject to Huawei's official email (or SMS) notice.

At this time, you can upgrade after receiving the push from Huawei harmony OS. According to different models, the update package size is different, some are 2.87 GB, some are 6.20GB.

How does HarmonyOS switch back to Android?

Connect the mobile phone to the computer through USB, click Transfer File on the mobile phone, and then click OK in the pop-up dialog box to allow HiSuite to connect devices through HDB, and install Huawei Mobile Assistant client on the mobile phone. A dialog box will pop up on the computer. Click OK.

If it pops up on the computer, please click the Allow Huawei Mobile Assistant dialog box on the device, click OK again, open the mobile assistant on the mobile phone to check the connection verification code, then enter the verification code on the computer, click Connect Now, click System Update on the computer, and the system update interface will pop up on the computer, and click Switch to another version. ?

Finally, click Restore to ensure that all data has been backed up, click Back in the dialog box, and then wait for the progress to complete.