Neueste Antworten auf I cannot use Firefox if Kaspersky is going to be disabled. Please immediately provide clear insrtuctions as to how to enable Kaspersky.https://support.mozilla.org/de/questions/11015992015-12-28T16:39:05-08:00This will not work for Ver 44;
Enter about:config into your Firefox address bar
Click the I'll be c2015-12-28T16:39:05-08:00fredmcd-hotmailhttps://support.mozilla.org/de/questions/1101599#answer-823749<p>This will not work for Ver 44;
Enter <strong>about:config</strong> into your Firefox address bar
Click the <em>I'll be careful</em> button
Find <strong>xpinstall.signatures.required</strong> in the list
Right click the preference
Select Toggle until the value is false
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