System Restore at Boot for Windows 8 and 8.1 ( FOR HELP CALL US ON OUR TOLLFREE NO.1-800-862-6504 )

    Option 1:

    1. Boot to the System Recovery Options screen, and click/tap on System Restore in Advanced Options. (see screenshot below)

2.If prompted, choose the OS (ex: Windows 8) that you want to do a System Restore with. (see screenshot below)

     NOTE: You will usually only see this if you booted from a Windows 8 installation DVD or USB thumb drive, or ISO file if in a virtual machine.

3.  If prompted, choose a listed administrator account to provide it's credentials to approve a system   restore. (see screenshot below.

    A)   Enter the password for the selected administrator account, and click/tap        on Continue. (see screenshot below)

4.Go to step 8 in OPTION TWO below.

5.After step 14 in OPTION TWO below, click/tap on Restart, then do step 15 in OPTION TWO below. (see screenshot below)

       Option 2:

   

       1.Do step 2, 3, or 4 below for how you would like to start doing a System         Restore.

       2.Open the Power User Tasks Menu, click/tap on System, and go to step 5.      (see screenshot below)

   

         OR

3.Open the Control Panel (icons view), click/tap on the System icon, and go    to step 5

       OR

 4.Open the Control Panel (icons view), click/tap on the Recovery icon,            click/tap on the Open System Restore link, and go to step 6.       (see screenshot below)

5.Click/tap on the System protection link in the left pane. (see screenshot below)

6.If prompted by UAC, then click/tap on Yes.

7.Click/tap on the System Restore button. (see screenshot below)

NOTE: You will not see this screen if you did step 4. If you did step 4, then skip this step and go to step 8

8.If displayed, click/tap on Next, and go to step 10. (see screenshot below)

NOTE: You will only see this screen if this is the first time that system restore is being done in Windows 8.

9.Select (dot) Choose a different restore point, and click/tap on Next. (see screenshot below)

10.Select a restore point that you would like to restore your computer state back to, and click/tap on the Scan for affected programs button. (see screenshot below)

NOTE: If displayed, check the Show other restore points box to be able to see any older restore points (if available) that are not listed.

11.Verify that the listed affected programs and drivers to be deleted and restored will be ok to you, and click/tap on Close. (see screenshot below)

NOTE: If not, then click/tap on Close and go back to step 10 to select another restore point.

12. When ready, click/tap on Next. (see screenshot below step 10)

13. Click/tap on the Finish button. (see screenshot below)

NOTE: The listed drives here will be restored back to the state of when the selected restore point was created.

14.Click/tap on Yes to confirm. (see screenshot below)

WARNING: This will immediately restart your computer to finish the system restore.

15.After the computer has restarted and you opened the Desktop (Windows+D) next, click/tap on the Close button. (see screenshot below)

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SOURCE BY: eightforums.com