Earlier on when Vivo Y11 (2019), Y90 was
released we published a post to show our readers the features, specifications
and price of this most adorable Vivo device called Y11 (2019), Y90. As well as
how you can perform a hard or soft reset when your Y11 (2019), Y90 becomes
unresponsive or should you choose to give to someone else with no data in it.

Usually, a hard or soft reset with the guide provided for Vivo Y11 (2019), Y90 is
supposed to fix any possible software issue you might be experiencing with your
Vivo Y11 (2019), Y90 or other similar android devices that the quick fixing guide for issues like camera, Bluetooth, SIM, Wi-Fi, YouTube or other malfunction could solve. But if you have
tried that already and it failed then, you should probably opt-in for
formatting in this case I will show you how to use Android Flash Tool to format
your Y11 (2019), Y90.

Steps on how to flash Vivo Y11 (2019), Y90 with A Flash
Tool:

·        
Download
the stock ROM of Vivo Y11 (2019), Y90.

·        
As usual you need to place your
phone on charge till it is charged not less than 50 percent before you process
else you phone might not wake up even after formatting.

·        
Next you will have to follow
the instruction of using a Firmware
Flashing or Upgrade Tool as explainedhere.

Stock Firmware

·        
Stock Firmware flashing can be
applied to Unbrick your Vivo Y11 (2019), Y90

·        
Stock ROM flashing can be
applied to fix Bootloop issues.

·        
Stock Firmware flashing can be
applied to either upgrade or downgrade your Vivo Y11 (2019), Y90

·        
It can be applied to unroot or
fix bugs on your Vivo Y11 (2019), Y90.

·        
To fix stutter or lag on your Vivo
Y11 (2019), Y90

·        
Stock firmware flashing is
effective in solving software issues of Vivo Y11 (2019), Y90.

·        
Stock firmware flashing can be
applied to revert back to the stock of your Vivo Y11 (2019), Y90 to gain your
warranty.

Just before you follow the tips below to upgrade or
downgrade your Vivo Y11 (2019), Y90. Do a backup of your personal data:

·        
Setup an
auto or carry out a manual backup regularly of your Vivo Y11 (2019), Y90
following our guide here with
data or Wi-Fi connection.

·        
You can
also backup
your Vivo Y11 (2019), Y90 offline – without internet connection
following the steps provided here.

Tips to
Remember:

i.                    
This
update is meant for Vivo Y11 (2019), Y90 users only.

ii.                  
Be sure
to try the other method of installing stock firmware if
yours have unlocked Bootloader issue.

iii.                 
TWRP
Recovery is a good alternative on how to upgrade your device if you don’t want
to do it the normal way. Here is a post on TWRP
Recovery.

iv.                
THEUPSPOT
is in no way responsible for any damage you might have on your Vivo Y11 (2019),
Y90 while installing the update.

v.                  
The usual upgrade steps require the use of PC or Laptop to carry out the firmware
flashing.

vi.                
Ensure
that you have an updated and working USB drivers installed.

To request for download link, simply drop your
email in the comment box below.