Home OS Windows Disable This Site is trying to open this application

Disable This Site is trying to open this application

At instances, upon launching an app or an internet site, the Edge browser could show a immediate, studying ‘This Site is trying to open this application’. This habits is appropriate if it happens simply a few times however past it, it may be bothering. So in case you see this immediate continuously in Microsoft Edge browser or in Google Chrome, then this submit reveals how one can disable it:

This Site is attempting to open <utility>

<Website> needs to open this utility.

This Site is attempting to open this utility

The above-mentioned misguided habits appears to be of the identical type one observes when ‘switching apps’ and seems each time an exterior protocol is invoked. So, the person is prompted for affirmation. Do the next to disable it in Microsoft Edge:

  1. Open the Registry Editor.
  2. Navigate to Insurance policiesMicrosoftEdge key
  3. Double-click on ExternalProtocolDialogShowAlwaysOpenCheckfield.
  4. Change the default worth from zero to 1
  5. Close the Registry Editor and restart your PC.

Open the Windows Registry Editor. For this, press Win+R together and within the ‘Run’ dialog field that seems, sort ‘regedit’ and press ‘Enter’.

In the window that opens, navigate to the next key –


Switch to the right-pane and double-click the important thing with the title – ExternalProtocolDialogShowAlwaysOpenCheckfield.

If the entry shouldn’t be seen to you, it’s good to create a brand new one.

Next, within the Edit String field that seems, change the default Hexadecimal worth from zero to 1.

When achieved, shut the Registry Editor and Exit.

Finally, restart your PC.

Since, you might have enabled this coverage, an exterior protocol affirmation immediate ‘Always allow’ ought to be seen to you. Check the field marked towards this feature to skip all future affirmation prompts for the protocol on the positioning.

When you disable this coverage, the ‘Always allow’ checkbox received’t be displayed and the person will likely be prompted for affirmation each time an exterior protocol is invoked.

Disable this immediate in Chrome browser

This Site is trying to open this application

To disable this immediate in Google Chrome browser, navigate to the next key:


Change this worth as follows:

  • DWORD (32-bit): ExternalProtocolDialogShowAlwaysOpenCheckfield
  • Value Data: 1 (Hex)

Hope this helps.

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