Forum Discussion
davecason
Feb 10, 2026Copper Contributor
more outlook BS !
Hi, I've been fighting for months with Outlook and my home PC since I foolishly put my works office 365 on the PC with my installed copy of 2021 or 2016. I have since quit because of that and hey p...
Hornblower409
Feb 10, 2026Iron Contributor
As described by this Slipstick article:
slipstick[.]com/outlook/block-additional-attachment-types/#Level1Remove
I have tested by adding a Level1Remove string value of ".pst", restarted Outlook, and it now allows me extract a PST file attachment from an email.
If you can not get this to work, please describe exactly what steps you used to add the Registry entry.