Troubleshooting Windows Flashcards
what does the UEFI boot use?
GPT
what can cause a failure to boot?
in older systems this can be because the boot order was set incorrectly in the BIOS or UEFI.
how can you correct failure to boot?
remove any external devices. set the boot order to always go to the internal storage drive first.
if you have a bios installed what should you make sure is present in the case of “no OS found”
check that there is an MBR. for a UEFI check that theres a GPT
what is the best way to solve “no OS found”
use a startup repair tool to open up the recovery command prompt and then use bootrec in order to be able to repair the drives boot operation.
how can you repair the master boot record?
bootrec /fixmbr
how can you fix the GPT?
bootrec /fixboot
how can you add missing windows installations to the boot configuration database known as the BCD?
bootrec /rebuildbcd
what is the diskpart command?
a command line disk partitioning tool that can be used to mark the system partition as active.
what does it mean if you go to boot and there is just a black screen?
theres some kind of issue with the graphics driver or the system has some kind of a misconfiguration or corruption
what should you try first when you suspect the graphics driver is corrupted?
reboot into safe mode
what is a key sequence you can use, when you boot and see a black screen?
START+CTRL_SHIFT+B
how can you run a system file checker?
sfc
what are some options for boot recovery tools?
advanced boot options, startup repair and WinRE
what is the first thing to check when someone has sluggish performance?
run a disk defragmentation
