When installing extensions, Firefox has two things that are annoying - the inability to properly install an extension from a local disk and a delay of a few seconds during installation. Both problems are solved in a couple of minutes.
Install from a local disk.1. Enter in the address bar about: config
2. We are looking for the line extensions.hideInstallButton
3. Change the value to false
4. Go to Tools -> Addons and click on the “Install” button
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Installation without delay1. Enter in the address bar about: config
2. We are looking for the string security.dialog_enable_delay
3. Change the value to 0
That's all. Thanks to the
Daily Gyan blog.