Mozilla Firefox 52.0.2 Esr.exe Download Best Jun 2026

The /S flag runs a silent installation with no UI.

If you maintain an air-gapped or legacy Windows XP system for legacy hardware, modern Firefox versions (115+) dropped XP support entirely. Firefox 52.0.2 ESR is the for these OSes. mozilla firefox 52.0.2 esr.exe download

| Source | Link | Reliability | |--------|------|-------------| | | archive.mozilla.org/pub/firefox/releases/ | ✅ Safe | | OldVersion.com | oldversion.com (search "Firefox 52") | ⚠️ Check hash | | MajorGeeks | majorgeeks.com (older apps section) | ⚠️ Check hash | The /S flag runs a silent installation with no UI