- Put the telephone in fastboot mode and associate with PC.
- Send off the Fastboot Upgrade application and double tap your associated gadget.
- Click the “Reboot to Fastbootd” button.
- Once in fastbootd, click the Blaze Payload.bin button. In the event that you become an admonition about cow documents, disregard and hit the Yes button.
- Select your preferred FULL OTA.zip (steady fixes not permitted.)
- The application will separate the payload.bin from the full zip and start blazing naturally. Try not to contact your gadget or close the application during this time or you risk bricking your gadget.
- When done glimmering, you will get a “Activity finished” discourse box. Hit OK and afterward hit the “Reboot to Framework” button.
- DONE.
OnePlus 9 Downgrade Firmware – OnePlus 9 Downgrade Flash File
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How to install OnePlus 9 Downgrade Firmware - OnePlus 9 Downgrade Flash File?
1. Download the ZIP file.
2. Install the Software.