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Installing a older version of Firefox on older I Mac

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r2949xpdk6
r2949xpdk6
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I accidentally deleted Firefox on my older I Mac running el capitian how do I get it back

I accidentally deleted Firefox on my older I Mac running el capitian how do I get it back

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James
James
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El Capitan is macOS 10.11

Firefox 78.15.0esr is the latest to still support the old EOL macOS 10.9, 10.10, 10.11 https://support.mozilla.org/en-US/kb/firefox-mac-osx-users-esr

Firefox 79.0 to 115 ESR requires macOS 10.12, 10.13, 10.14 at minimum to run. https://support.mozilla.org/en-US/kb/firefox-users-macos-1012-1013-1014-moving-to-extended-support

Firefox 116.0 and later requires macOS 10.15 or later to run

Here is Firefox 78.15.0esr .dmg https://archive.mozilla.org/pub/firefox/releases/78.15.0esr/mac/en-US/ or if you prefer a different locale https://archive.mozilla.org/pub/firefox/releases/78.15.0esr/mac/

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