Can't install any updates. Always get Installation Failure Error C

Can't install any updates. Always get Installation Failure Error Code
0x8007F01F. Thank you

Windows version, Rich?

0x8007F01f STR_ADD_REGISTRY_FAILED Failed to add registry entry.

This is a very uncommon error. Is this a sudden, new problem or an ongoing
one?

See this page of MVP Jupiter Jones':

Windows Update Checklist:
http://www3.telus.net/dandemar/updtcl.htm

More:

1. See the "Need more help? Tell us what problem you are having" section of
http://support.microsoft.com/?scid=ph;en-us;6527

2. You cannot install some updates or programs
http://support.microsoft.com/default...b;en-us;822798

3a. Check Windowsupdate.log (%windir%\Windowsupdate.log) for errors
associated with the download/install.

How to read the Windowsupdate.log file:
http://support.microsoft.com/?kbid=902093

3b. Compare errors to those listed here: http://windowsupdate.microsoft.com
> click on Help and Support link in left pane > Solve problems on your own.

Let us know how you make out.
--
~Robear Dyer (PA Bear)
MS MVP-Windows (IE/OE) & Security

Rich Robinson wrote:
> Can't install any updates. Always get Installation Failure Error Code
> 0x8007F01F. Thank you