Error code 0x80004005 most commonly occurs when a computer's registry or essential files become corrupted. The error can also occur if a system file that the computer requires to operate is missing. This error pops up often when the computer's system isn't taken care of frequently.
Although most cases of the error occur due to issues with the file registry or essential files, the error can also be generated during software installation if a required .dll file is missing. The easiest way to fix error code 0x80004005 is to clean the PC's temp folder. Other third party software can also help in dealing with the error code.