Display driver failed to start;i lost my microsoft account associated with ms office(has productkey)

[Amal24]

My laptop gets blacked out and says display driver failed to start and i have lost my microsoft account username which is associated with my ms office home and student version which came pre-installed with my laptop.

[asmita6658]

Hi @Amal24

Welcome to the HP Support Community. 

Try re-installing the display adapter - 

1) In the search box on the taskbar, type Device Manager, and then select Device Manager from the list of results.
2) In Device Manager, expand Display Adapter. 
3) Right-click on the Display Adapter, and then select Uninstall device > Delete the driver software for this device check box > Uninstall.
4) Restart the computer. 

Also, update the computer - 

Step 1 Windows Updates - 
1) In the search box, type and open Windows Updates. 
2) Check for updates. 
3) If the updates are available, click on install and restart the computer. 

Step 2 HP Support Assistant Updates - 
1) In the search box, type and open HP Support Assistant. 
2) Check for updates. 
3) If the updates are available, click on install and restart the computer. 

For Microsoft Account related issue, please refer to this document -  Recover your Microsoft account

Hope this helps! Keep me posted. 

Please click “Accept as Solution” if you feel my post solved your issue, it will help others find the solution.

Click the “Kudos, Thumbs Up" on the bottom right to say “Thanks” for helping!

Have a great day!