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Participant
June 29, 2016
Question

Possible fix for flash not working in Windows 10 with IE11 and Edge

  • June 29, 2016
  • 1 reply
  • 2349 views

As my others I struggled with Flash not working in Edge or Internet Explorer.

Using ProcessMonitor I found that Internet explorer and Edge try to read a value from the registry, but this is denied due to insufficient rights to the following key:

"HKEY_CLASSES_ROOT\MIME\Database\Content Type\application/x-shockwave-flash"

I fixed it by changing the permissions on "HKEY_CLASSES_ROOT\MIME\Database\ Content Type" and granting read permission to all "application packages" (Not sure if that is the actual name since I have a dutch system).

So here's what you need to do:

Start Regedit

Navigate to "HKEY_CLASSES_ROOT\MIME\Database'ContentType"

Open the context menu by pressing the right mouse button

Select 'Permissions'

In the top selection list select 'all application packages'

Make sure a only checkmark is set to allow read

Press the advanced button

Check the "replace all child objects.... " (at the bottom of the dialog)

Press OK or Apply

*WARNING* Changing the registry could damage your windows installation. If you are uncertain on how to change this setting ask someone who does.

Making a backup first is always wise!

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1 reply

Participating Frequently
June 30, 2016

Hi,

What is the FP version are you using?

Thanks

Participant
June 30, 2016

FP 22.0.0.192, but I do not think that is relevant.

The computer I had the problem on was migrated from Windows 7 recently and I believe that something went wrong with the migration of the (user rights assignment) of the specified registry key.

Basically all processes and users should have read access to HKEY_CLASSES_ROOT\MIME\Database\Content Type, but for some reason the Content Type key did not inherit the read rights properly.

jeromiec83223024
Inspiring
July 22, 2016

Yeah, this totally fits with my intuition.  I haven't been able to reproduce the scenario to walk it backwards to the problem entry.  I'll share this with the folks at Microsoft.  Thanks!