I got msg below when trying to download extensions/plugins.
"Firefox could not install the file at https://addons.mozilla.org/firefox/downloads/latest/3006/addon-3006-latest.xpi?src=homepagebrowse because: Unexpected installation error Review the Error Console log for more details. -203
"Firefox could not install the file at https://addons.mozilla.org/firefox/downloads/latest/3006/addon-3006-latest.xpi?src=homepagebrowse because: Unexpected installation error Review the Error Console log for more details. -203
Wšě wotmołwy (1)
See:
- Unexpected installation error -203 when installing add-ons
- http://kb.mozillazine.org/Unable_to_install_themes_or_extensions_-_Firefox ("Unexpected installation error -203")