Windows 10 Failing to boot, startup repair only partially helpful. - Microsoft Community


similar problem discussed here: windows 10. reboot , select proper boot device or insert boot media in selected boot device , press key, when startup pc or restart, every other time "reboot , select proper boot device..." message. have windows install disc on hand, , using run startup repair works every time. however, after shutdown day, or restart reason, there high chance failed boot. first time happened on dec 26, , i've had same pc no hardware changes since august 2015. initially, thought dealing kind of virus, did pc reset, keep file form. still regularly run issue. wondering next step fix this. thinking might os bug introduced update @ christmas. should noted i'm having no issues running pc @ stress while gaming.

hi, 

upon analyzing details have provided, there lot of possibilities why issue occur. 1 possible cause system file corruption that happened while updating/upgrading operating system. suggest perform these methods or troubleshooting steps and check if there's changes: 

method 1: update drivers.   

to know how update drivers, click here  

method 2: run sfc scan.      

to run sfc scan, follow these steps:      

  1. run command prompt administrator.      

  2. type sfc /scannow and hit enter.       

method 3: run dism tool.      

after running sfc scan and issue still persist, run dism to check system health , try restoring or fix corrupted files. run dism tool, follow these steps:      

  1. run command prompt administrator.      

  2. type following command:      

    1. dism.exe /online /cleanup-image /scanhealth      

    2. dism.exe /online /cleanup-image /restorehealth      

note: this might take while finish scanning. do not cancel.     

method 4: clean boot.    

to perform clean boot, click here.    

note: reset computer normal mode once done troubleshooting following section "how reset computer start after clean boot troubleshooting" from same article. 

let know how goes. 

regards.


Windows / Windows 10 / Windows update, recovery, & backup / PC



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