About a week ago, I upgraded my windows 7 to 8.1, but it is really annoying to receive the result, when my computer starts up, it s always pop up 80240021 problem and the just a black screen, it disappears after like 2-3 minutes. How should I do to fix 80240021?I suggest you to perform the methods provided below and check if it helps.
Method One: Fix 80240021 Error Immediately!
SmartPCFixer scans the Windows registry and finds incorrect or obsolete information in the registry. By fixing these obsolete information in Windows registry, your system will run faster and error free. The backup/restore function of the tool let you backup your whole Windows Registry so you can use it to restore the registry to the current status in case you encounter some system failure. Besides above, the startup and BHO organizer feature let you manage your startup and IE BHO items with ease, and you can control the programs started with Windows and IE more handy with this feature!
Method Two: To repair 80240021 error in time, we highly recommend you to do a free check with sfc utility.
1. To do this, click Start, type Command Prompt or cmd in the Search box, right-click Command Prompt, and then click Run as administrator. If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.
2. At the command prompt, type the following command, and then press ENTER:
Is it time for a PC checkup?PC runs best when they receive regular, professional maintenance. The installation and un-installation of software, hardware, and drivers often leave remnants behind in your registry, resulting in a tangle of unused applications, broken drivers, and incomplete and empty command signals. This mass of confusion slows down your computer and if not addressed promptly can lead to serious problems such as computer freezing, programs not responding, and system crashes. As a outstanding computer booster, SmartPCFixer is obviously the best choice for users to repair 80240021 issues. Besides of resolving 80240021 errors, this utility also maintains rather powerful function for its users.
Please Note:The Windows Registry will be scanned and repaired by SmartPCFixer. This utility
will remove damaged registry entries and repair the windows registry. The scan and repair process will take approximately 2 minutes.
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