Firefox respects this setting. Your old Tampermonkey will stay forever.
If GitHub doesn’t have the exact version you need, use this archive: tampermonkey old version download
Older browsers—especially portable versions of Firefox or ungoogled Chromium—may not support the latest extension manifest requirements. For example, Tampermonkey v5+ requires Chrome’s Manifest V3, which is not fully supported in older Chromium forks. In such cases, Tampermonkey v4.x (Manifest V2) is the only working option. Firefox respects this setting
The internet is littered with third-party sites claiming to host "APK" or "CRX" files for extensions. Downloading extension files from unverified sources is a primary vector for malware. Hackers often take legitimate old versions of software, inject malicious code into them, and offer them for download. Downloading extension files from unverified sources is a
While the reasons for downgrading are valid, the process is not without risk. Before you proceed with a , you must be aware of the potential dangers.
, though users should exercise caution with non-official sites.
If a recent update has broken your favorite userscripts or is causing major browser slowdowns, you might be looking for a . While the latest versions offer the best security, older builds are often necessary for legacy browser compatibility or specific script functionality. Where to Find Tampermonkey Old Versions The best place to download depends on your browser:
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