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Windows update error code: 0x8007F0DA

April 11, 2012


1. Click Start, click Run, type services.msc, and then click OK.

2. From the list of available services, right-click Cryptographic Services, and then click Properties.

3. In the Startup type drop-down list, select the Automatic option, and then click Apply.

4.  Click Start.

5. Try to install again.


1. Start Notepad. *Copy and then paste the following commands into Notepad*

regsvr32 /u softpub.dll /s
regsvr32 /u wintrust.dll /s
regsvr32 /u initpki.dll /s
regsvr32 /u dssenh.dll /s
regsvr32 /u rsaenh.dll /s
regsvr32 /u gpkcsp.dll /s
regsvr32 /u sccbase.dll
regsvr32 /u slbcsp.dll /s
regsvr32 /u mssip32.dll /s
regsvr32 /u cryptdlg.dll /s

2. Save as anything.bat, and then run it once you save it.

3. Try to install the updates again.


1. Start notepad and copy and paste this into it.

net stop cryptsvc
cd %systemroot%\system32
ren catroot2 catroot2old
net start cryptsvc

2. Save the file as anything.bat and then run it.

3. Tryto install the updates again.


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