duyplus/enable-legacy-extensions-chrome.md

Last active July 12, 2025 09:50

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How to Enable Legacy Extensions in Chrome

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Chrome 138 requires an additional flag to use all these.

First set:

chrome://flags/#temporary-unexpire-flags-m137 ⭢ [Enabled]

Then restart Chrome and you can set:

chrome://flags/#extension-manifest-v2-deprecation-warning ⭢ [Disabled]

chrome://flags/#extension-manifest-v2-deprecation-disabled ⭢ [Disabled]

chrome://flags/#extension-manifest-v2-deprecation-unsupported ⭢ [Disabled]

chrome://flags/#allow-legacy-mv2-extensions ⭢ [Enabled]

And restart Chrome again.

[Cre: Reddit]

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