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Cannot install any add-ons

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  • Seneste svar af Hasan

tcs-repair
tcs-repair
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This is the error message. Firefox could not install the file at

https://addons.mozilla.org/firefox/downloads/file/114495/google_shortcuts_all_google_services_at_a_glance-2.1.6-fx.xpi?src=api

because: Unexpected installation error Review the Error Console log for more details. -203

This is the error message. Firefox could not install the file at https://addons.mozilla.org/firefox/downloads/file/114495/google_shortcuts_all_google_services_at_a_glance-2.1.6-fx.xpi?src=api because: Unexpected installation error Review the Error Console log for more details. -203

Alle svar (1)

Hasan
Hasan
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-> Tap ALT key or press F10 to show the Menu Bar

-> go to Help Menu -> select "Restart with Add-ons Disabled"

Firefox will close then it will open up with just basic Firefox. Now do this:

-> Update Firefox to the latest version by going to Help Menu -> About Firefox -> click Check for Updates -> if an updated version is found then download the latest version and install it. After that follow these steps:

-> Update ALL your Firefox Plug-ins https://www.mozilla.com/en-US/plugincheck/

-> go to View Menu -> Zoom -> click Reset -> Page Style -> select Basic Page Style

-> go to View Menu -> Toolbars -> unselect All Incompatible/Unwanted toolbars

-> go to Tools Menu -> Clear Recent History -> Time range to clear: select EVERYTHING -> click Details (small arrow) button -> place Checkmarks on Cookies, Cache -> click Clear Now

-> go to Tools Menu -> Options -> Security -> place Checkmarks on:

1) Warn me when sites try to install add-ons 2) Block reported attack sites 3) Block reported web forgeries 4) Remember Passwords for sites

-> go to Tools Menu -> Options -> Advanced -> Network -> Offline Storage (Cache): click Clear Now button

-> Click OK on Options window

-> click the Favicon on SearchBar -> click Manage Search Engines -> select all Unwanted Search Engines and click Remove -> click OK

-> go to Tools Menu -> Add-ons -> Extensions section -> REMOVE All Unwanted/Suspicious Extensions (Add-ons) -> Restart Firefox

-> go to Tools Menu -> Add-ons -> Appearance section -> REMOVE All Incompatible/Unwanted/Suspicious Themes (Persona) -> Restart Firefox

You can enable your Known & Trustworthy Add-ons and Themes later. Check and tell if its working.