on this page you will find the Vivo Y01 PD2140NF Firmware update collection, you can use it for upgrade & downgrade.

Available ROMs:

Version: PD2140NF_EX_A_3.4.6
Release date : 2022-10-09
File size : 3072M
Region: INDIA
Download Link: Download

Note:

• charge the device to prevent the accidental shutdown
• it will not wipe user data but always make a backup before the Process

How to upgrade:

• Download the firmware update Package from above and move it to device storage.
• Now switch off the Phone and together Press the Power and volume up buttons until the device logo appears then release, your phone booted in fastboot mod now select recovery mod.

• Your Phone booted in recovery. Click wipe data and Wipe all data

• Now select Install update and then locate the downloaded firmware File from storage.

• Click Install. wait until success. then Reboot System Now.

How to Downgrade:

• Download update package
• we edit file \META-INF\com\android\metadata
• Replace the date and version Respectively
• set the date on the smartphone as January 1, 2009. The metadata file of the rules is directly on the smartphone

• go to Settings – System Update – Local Update
• tap on our zip archive and calmly wait for the end of the process, simultaneously clearing the data at the request.

How to Avoid Automatic update:

• disable the items “Smart update” and “Automatically download and install update packages over Wi-Fi” (Settings – System update – tap the gear icon in the upper right corner)