show you how to fix an empty "Select an Operating System" box while attempting a
repair. This repair is for Win7, 8 and Vista.
by turning on your PC and inserting the Win7/Vista Installtion DVD/USB if it
is not already in. Turn off and restart your PC. If the item does not boot
you may need to set your Boot Options first.
most cases you will first see the screen below. Be sure to tap any key
before the message disappears or you will have to power off and start again.
You may see this screen during boot up. The top choice is chosen by default. If you're repairing a x64 Windows then you need to choose the bottom choice:
x64 Recovery Mode. ONLY change for REPAIRS...NOT INSTALLS! This screen passes quickly.
the screens below will appear.
first Windows screen youl'll come to is for choosing your
click on Repair your computer as shown below.
you'll be prompted to Select the Operating System; I know...it is empty
and that is why you are on this page to get it fixed...don't panic, there is
a plan from here. Simply click NEXT and
you are going to click Startup Repair.
NOTE:Make sure the appropriate partition is marked active prior
to running Startup Repair. If you get a screen saying NO OPERATING
SYSTEM FOUND or MISSING OPERATING SYSTEM, it is most likely that your
PRIMARY partition (the one with your OS) is not marked as the ACTIVE
will now beginSearching for problems...
may choose to Restore orCancel when asked. Trying
RESTORE will abandon the Startup
Repair; If you already tried a RESTORE, try
canceling to see if Windows can repair the problem this time.
will continue Attempting repairs...
Startup Repair finishes, you may receive the following
not despair if you receive a message stating 'Windows cannot repair this
computer automatically'...in most cases this IS what we expected.
Restart the system, and run Startup Repair again. We are not just simply doing the same thing'
over again. NOTE: It is advised that you
run the STARTUP REPAIR 3 (three) times depending on how many different kinds
of errors are on the disc; the repairs it automatyically makes are limited
during each run. Techs have learned that 3 Repair scans back-to-back can do
wonders. It can also take a long while...be patient if you want it
reason for running Startup Repair up to three times is:
Repair first attempts to restore your system to an earlier time
to resolve possible registry corruption or damage.
then runs SFC /SCANNOW to check for corrupted Windows files.
may also run a disk check and attempt to automatically fix the boot
If you click on View diagnostic and repair
details, you can see all the steps that Startup Repair