See our Third-Party Game Support article for more information.
For a few months now, Steam has been validating my files whenever I open it. What exactly is Steam doing when it says that it is validating files, and why does it need to do it so frequently?
There are many reasons that a file could fail to verify.
If you encounter this issue more than once in a row, this failure to verify is intended by the developers of the game.
Files that may not be intended to verify: If you are encountering an issue with a game and seeing this message when verifying the game's files, disregard this message and troubleshoot the issue that you are encountering instead.
A complete list of support pages for Steam games can be found here: Specific Game Support Articles If the issue persists, contact the game's support department to troubleshoot the issue further.
Both were free and both download updates incessantly, so I uninstalled them.
I've been aware of the validate steam cache files for a while.
You can do it manually from the properties tab by right clicking in the game list.
If something goes whacky with your game, this sometimes fixes it.
Steam support suggested it once and it got me out of a problem I had, so I try it again on occasion.