Troubleshooting Vista to 7 Upgrade Issues

Vista was a culmination of the Windows history, and its successor, Windows 7, is still regarded as the most widely used operating system among Windows users.
However, while Windows 7 has improved significantly over its predecessor, there are still many issues that can occur during the upgrade process.

• Windows upgrade issues can be caused by incompatible hardware drivers or by corrupt system files.
• Updating the drivers using specialized software will fix this issue in no time.
• Making sure that the Windows compatibility mode is disabled will fix the problem as well.

Use System Restore

1. Open System Restore.
   Click Next.
   Once the scan is complete, select the date and time when the system restore took place, then click Next.
   Now, click on the Scan for affected programs button.
   If System Restore finds any programs that aren’t working properly, it’ll repair them for you.

Fix the UAC issue

1. Make sure you’ve disabled UAC.
   
2. If the issue persists, try running Compatibility mode.
3. Check if your antivirus is blocking the download.

Repair Windows Updates

1. Press Windows + S to launch the Search menu, enter Windows update in the search box, and click on the relevant search result.
2. Click on the Update history option.
3. Click on View installed updates.
   
4. Right-click on your problematic update and select Uninstall.
5. Restart your computer afterwards.

Run the SFC and DISM scans

1. Type cmd in the search box -> right-click on the Command prompt
2. Now, type in sfc/scannow and press Enter
3. If there are any fixes, they will be listed -> click on the Apply button -> restart your computer
   

Create a new user account

1. Open User Accounts and select Add a user.
   Enter the username, password, and other data for the new account.
   Press Next to continue.

Convert the BCD store

1. Go to Start menu > type regedit > hit Enter
2. Navigate to the following key:
   HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindows NTCurrentVersionBootConfigurationData
3. Right-click on the registry key and choose Export
   
4. Save the file to a location of your liking > close Regedit