This is a common issue because the program is trying to add files onto your computer and it may not have proper access, or the firewalls are flagging it as a possible threat, it could also be that there is too much clutter in the download cache. Below are listed a few of the most common ways to fix this error.
Restart Your Computer
The easiest solution that just might fix the issue is to restart your Steam, and then you’re the whole PC if a simple software restart doesn’t resolve the issue.
Clear Download Cache
Clearing the download cache simply removes all the temporary files stored in the Download Cache from previous downloads. In most cases, this and a quick computer restart will fix the issue. The steps to do this are as follows:
Change Download Region.
This fix is a simple one and the steps are as follows:
Repair Steam Library
In the same start as the previous two solutions, this answer takes the problem into the Steam files themselves.
Force End the igfxEm Module
Sometimes this error is caused by an error in the function of one of Steam’s background modules. To solve this follow these step:
Verify Game Library.
This Solution is found under your Game settings. The Steps are as follows:
Make Sure Your Profile Can Access The Game.
This is like a prenatal setting of sorts but it can be annoying if forgotten about or otherwise a surprise.
Run Steam As an Administrator.
The final solution I have prepared is to run steam as an administrator. These should help your Steam get back to running your games for you. Thank you for reading and best of luck in your gaming journey