Sometimes it happens that when you try to update your windows from one version to another version then it fails to complete. Suppose you are trying to update your windows ultimate to the windows 7 service pack 1 then in between the process you will find that the installation process gets failed and you get windows installation error 0x800F0A12 on the screen of your computer. This is really an annoying situation and you become eager to fix this error as soon as possible. With the help of some manual or automatic way of troubleshooting you can fix this issue. If you are not aware about manual fix then you can download Advanced System Repair tool to fix installation error code 0x800F0A12 automatically.
The most common symptom that you can see is the prompting of windows installation error 0x800F0A12 on the screen of your computer. Beside this symptom you can also see the slow performance of the computer, sudden shutdown, starting issue, occurring of several other error message frequently, etc.
The main cause of the prompting of installation error code 0x800F0A12 is that the SP1 RTM installer cannot access the system partition that windows 7 and windows server 2008 R2 build. It also happen due to the poor net connectivity, virus infection, windows registry corruption, damaged system files, etc.
Go through the following manual solution to fix this issue:
- Go to the start button and type command prompt in the search box.
- Right click on the command prompt and select and click on run as administrator.
- In the opening windows type bcdedit and then press enter button.
- A repairing process will start and fix the problem after sometimes.
At the end of the process you will find that there is not any prompting of windows installation error 0x800F0A12 on the screen of your computer now and it is very easy for you to install or update the windows service pack 1 on your computer. in case if the process is not completed then you can use Advanced System Repair tool to fix the problem automatically.
Advanced System Repair tool will fix the entire error issue in windows automatically. This tool will also help you to scan and remove virus and malware from your system completely.