Earlier on when Vivo IQOO, Vivo S1, Vivo S1
Pro, Vivo X27 Pro was released we published a post to show our readers the
features, specifications and price of this most adorable Vivo device called IQOO,
Vivo S1, Vivo S1 Pro, Vivo X27 Pro. As well as how you can perform a hard or
soft reset when your IQOO, Vivo S1, Vivo S1 Pro, Vivo X27 Pro becomes
unresponsive or should you choose to give to someone else with no data in it.

Usually, a hardor soft reset with the guide provided for Vivo IQOO, Vivo S1, Vivo S1 Pro, VivoX27 Pro is supposed to fix any possible software issue you might be
experiencing with your Vivo IQOO, Vivo S1, Vivo S1 Pro, Vivo X27 Pro or other
similar android devices that the quick fixing guidefor issues like camera, Bluetooth, SIM, Wi-Fi, YouTube or other malfunctioncould 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 IQOO, Vivo S1, Vivo S1 Pro, Vivo X27 Pro.

Steps on how to flash Vivo IQOO, Vivo S1, Vivo S1 Pro,
Vivo X27 Pro with A Flash Tool:

·      
Download
the stock ROM of Vivo IQOO, Vivo S1, Vivo S1 Pro, Vivo X27 Pro.

·      
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 IQOO, Vivo S1, Vivo S1 Pro, Vivo X27 Pro

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

·      
Stock Firmware flashing can be
applied to either upgrade or downgrade your Vivo IQOO, Vivo S1, Vivo S1 Pro,
Vivo X27 Pro

·      
It can be applied to unroot or
fix bugs on your Vivo IQOO, Vivo S1, Vivo S1 Pro, Vivo X27 Pro.

·      
To fix stutter or lag on your Vivo
IQOO, Vivo S1, Vivo S1 Pro, Vivo X27 Pro

·      
Stock firmware flashing is
effective in solving software issues of Vivo IQOO, Vivo S1, Vivo S1 Pro, Vivo
X27 Pro.

·      
Stock firmware flashing can be
applied to revert back to the stock of your Vivo IQOO, Vivo S1, Vivo S1 Pro,
Vivo X27 Pro to gain your warranty.

Just before you follow the tips below to upgrade or
downgrade your Vivo IQOO, Vivo S1, Vivo S1 Pro, Vivo X27 Pro. Do a backup of
your personal data:

·      Setup an
auto or carry out a manual backup regularly of your Vivo IQOO, Vivo S1, Vivo S1
Pro, Vivo X27 Pro following our guide here with
data or Wi-Fi connection.

·      You can also backup
your Vivo IQOO, Vivo S1, Vivo S1 Pro, Vivo X27 Pro offline –
without internet connection following the steps provided here.

Tips to
Remember:

i.              
This
update is meant for Vivo IQOO, Vivo S1, Vivo S1 Pro, Vivo X27 Pro 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 IQOO, Vivo
S1, Vivo S1 Pro, Vivo X27 Pro 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.