For now let's try simple troubleshooting steps and check if this helps. Follow the below methods, please have a try, you will find the solution is helpful.
To remove programs and software components in Windows Vista from your computer hard disk drive:
, Control Panel, and then Programs.
2.Under Programs and Features, click Uninstall a program. The Uninstall or change a program window opens.
3.Select the program you want to remove.
4. Click Uninstall at the top of the program list.
5. Read and respond to any messages that may open while the software is being removed from your computer.
First, open up Notepad by pressing Windows Key + R to open Run and type notepad to get a new Notepad window. Paste the following text:
Windows Registry Editor Version 5.00
Save the file with CTRL + S --- name it whatever you like, but be sure that it ends in.reg to make it a Registry file.
Double-click the new file and confirm adding it to the Registry.
Now, you can restart the computer to re-enable automatic updates, or open the Start Menu and choose Control Panel > Windows Update to check for updates on the web manually. You should find new updates waiting for you, despite XP not receiving any updates since 2014.