Fix Setup was unable to start correctly. Restart your PC and run setup again: If you are facing the error "Installation could not start successfully" while upgrading or upgrading to Windows 10, this is because the corrupted Windows installation files from the above window are still on your system and it conflicts with the procedure of update / update. As the error says 'restart your PC and try to run setup again' but even restarting your system doesn't help and the error keeps looping so you have no choice but to seek outside help. But don't worry, that's what the troubleshooter is for, so read on and you will find out how to fix this problem easily.
No matter which method you choose to upgrade to Windows 10, such as using the Media Creation Tool, the Windows DVD, or the boot image, you will always receive the error 'Installation failed to start successfully. Restart your PC and run setup again. »To fix this, you need to remove the Windows.old folder that contains files from your previous Windows installation that may be in conflict with the upgrade procedure and that's it, you won't see the error the next time you try to upgrade. So, let's see how to fix this error with the troubleshooting steps listed below.
The installation could not start correctly. Restart your PC and run setup again [SOLVED]
Make sure to create a restore point in case something goes wrong.
Method 1: Run Disk Cleanup and Error Checking
1.Go to This PC or My Computer and right click on the C: drive to choose Properties.
3.Now from Properties window click Disk cleanup Low capacity.
4.It will take some time to calculate how much space Disk Cleanup will free up.
5.Now click Clean system files at the bottom under Description.
6.In the next window that opens, be sure to choose all in Files to remove and then click OK to run Disk Cleanup. Note: We are looking for "Previous Windows installations" Y "Temporary Windows installation files”If available, make sure they are checked.
7. Allow Disk Cleanup to complete, then go back to the properties windows and select Tools tab.
5.Then click Verify below Checking for errors.
6. Follow the instructions on the screen to complete the error checking.
7. Restart your PC to store the changes. Try again to run the installation and this may Fix Setup was unable to properly initiate the error.
Method 2: start your PC in safe mode
1.Press Windows Key + R, and then type msconfig and press Enter to open the System Settings.
2.Switch to boot tab and check mark Safe boot option.
3. Click Apply followed by OK.
4.Restart your PC and the system will boot into Safe mode automatically.
5.Open File Explorer and click View> Options.
6.Switch to the View tab and check mark «Show hidden files, folders and drives.«
7.Next, be sure to uncheck «Hide protect operating system files (recommended).«
8. Click Apply followed by OK.
9.Go to the Windows folder by pressing Windows Key + R and then type C: Windows and press Enter.
10.Locate the following folders and permanently delete them (Shift + Remove):
$ Windows. ~ BT (Windows Backup Files)
$ Windows. ~ WS (Windows Server files)
Note: You may not be able to remove the old folders and then basically rename them.
11.Then go back to drive C: and make sure to remove the Windows.old binder.
12. Next, if you have regularly deleted these folders, make sure to Empty the recycling bin.
13. Reopen System Settings and uncheck Safe boot option.
14.Restart your PC to store the changes and try to update / update your Windows again.
15 now download the media creation tool one more time and continue with the installation procedure.
Method 3: Run Setup.exe Directly
1. Make sure to run the upgrade procedure, let it fail once.
2.After that make sure you can see the hidden files if not repeat the above step.
3.Now navigate to the following folder: C: ESD setup.exe
4. Double click setup.exe to run and continue the upgrade procedure without any problem. This sounds Fix Setup was unable to properly initiate the error.
Method 4: Run Start / Automatic Repair
1.Insert the Windows 10 bootable installation DVD and restart your PC.
2. When you are prompted to press any key to boot from a CD or DVD, press any key to continue.
3. Select your language preferences and click Next. Click Repair your computer in the lower left.
4.On the select an option screen, click Fix problems.
5.On the troubleshooting screen, click Advanced option.
6.On the advanced alternatives screen, click Automatic repair or startup repair.
7.Wait until Windows startup / automatic repairs full.
8.Restart and there will be Fix Setup was unable to properly initiate the error.
At the same time, read How To Repair Automatic Repair Failed To Repair Your PC.
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That's all you have with success Fix Setup failed to start correctly. Restart your PC and run setup again If you still have any questions regarding this post, feel free to ask them in the comment section.