Right-click the game in your Library > Properties > Updates. Ensure "Always keep this game updated" is selected.
If you are looking to update your game or access new content, here is the best way to do it safely. ⚡ The Risks of "Multi Update" RAR Files Download Hearts Medicine Doctors Oath Multi Upd rar
On mobile, clearing the app cache can often trigger a stuck update. Right-click the game in your Library > Properties > Updates