Windows 10 reached EOS (end of support) on October 14, 2025. For more information, see this article.

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Advanced System Optimizer is no longer able to scan my Firefox (version 5.0) browser to remove browing history or other hidden traces. It worked fine with previous versions of Firefox. Please help.

ASO's Privacy Protector crashes whenever I attempt to scan the Firefox browser to remove browsing history and other hidden privacy traces. I get a Runtime error message that the application has closed unexpectedly.

ASO's Privacy Protector crashes whenever I attempt to scan the Firefox browser to remove browsing history and other hidden privacy traces. I get a Runtime error message that the application has closed unexpectedly.

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See ASO support for help with that problem.