windows-troubleshooting
this include few things which i encountered and was able to rectify them i will mention the seps for the same that worked for me :)
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touchpad not working after waking from sleep / hibernation
for this i uninstaled the latest version of the drivers and installed the one older version and it worked in my case as i had Dell Synaptic Touchpad
2.A ghost account apeared on logon screen after changing the system name
for this i disabled autologon from windows which u can do by pressing start+R and type netplwiz and there deselct the option
-user must enter the username and passsword to use this computer then restart your computer this will solve the problem.
Thanks for reading.