https://addons.mozilla.org/firefox/downloads/file/110435/firebug-1.6.2-fx.xpi?src=api because: Unexpected installation error Review the Error Console log for more details. -203
Unexpected installation error Review the Error Console log for more details. -203
Unexpected installation error
Review the Error Console log for more details.
-203
ప్రత్యుత్తరాలన్నీ (1)
See this link for details on resolving this - https://support.mozilla.com/kb/Unexpected+installation+error+-203+when+installing+add-ons