How to Get Rid of a Catroot2

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The catroot2 folder in Windows operating systems is not harmful; it is a legitimate process that affects your computer's ability to receive Windows updates. There is a reason to want to delete it, however; files within the catroot2 folder can become corrupt, preventing you from installing Windows updates. Renaming, moving or deleting the catroot2 folder will cause Windows to create a fresh copy of it from protected memory, which will usually fix any installation problems caused by corrupted files.

Click the "Start" menu, and select "Run." Type "cmd" (without quotation marks), and click "OK" to open the command line interface.

Type "net stop cryptsvc" (without quotations), and press "Enter" to temporarily disable the cryptographic service. Wait until the command line interface says "the cryptographic service was stopped successfully" before continuing.

Type "ren %systemroot%\System32\Catroot2 oldcatroot2" (without quotations), and press enter; this will rename the unwanted catroot2 folder to "oldcatroot2", allowing Windows to create a fresh copy of it.

Type "net start cryptsvc" (without quotations) to reactivate the cryptographic service. Wait until the command line interface says "the cryptographic service was started successfully" before closing the interface.

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