How to Fix Error Code 0x8004000a February 26, 2016October 23, 2018 Vikas Windows Microsoft Windows has proved itself to be a very secure and efficient OS right from day 1. And this is the reason why a majority of people prefer it in spite of the emergence of few very good alternatives around. There are a few lingering issues that continue to affect Windows since it’s early days. These issues usually affect the users while they’re performing their routine computing tasks. Even though most of these issues have been resolved, a few minor ones still remain. Step 1 0x8004000a Error? Download Windows Cleaner ST Cleaner Download (w/ Verisign Digital Certificate). Compatible w/ Windows 10/ 8.1/ 8/ 7/ Vista/ XP. Today we are going to talk about one such error that is known as Error 0x8004000a. This error might appear to be harmful, but in reality, it doesn’t cause any major damage to your PC. However, getting rid of it at the earliest is advisable. This error mostly occurs when any file is damaged or goes missing in your OS. Fixing this error is really easy and fairly straightforward. Just follow the simple guide below to revolve Error 0x8004000a. Note: The above-mentioned software program should lead to the resolution of this error in most cases. However, if you’re still coming across this error despite following these steps, go for a fresh Windows installation to repair any critical files that might be causing this issue.