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Available on winget

Install Proton Mail Bridge

Use Proton Mail with your desktop email client

Install with winget
winget install --id Proton.ProtonMailBridge
Upgrade
winget upgrade --id Proton.ProtonMailBridge
Uninstall
winget uninstall --id Proton.ProtonMailBridge

About Proton Mail Bridge

Proton Mail Bridge adds end-to-end encryption to popular email apps, including Outlook, Thunderbird, and Apple Mail. Secure email made easy.

What's new in 3.24.2

Changed - BRIDGE-535: Use new base golang version based on Debian Bullseye.

Read release notes

Version history

Version Updated Notes
3.24.2 Unknown Changed - BRIDGE-535: Use new base golang version based on Debian Bullseye.
3.24.1 Unknown Changed - BRIDGE-522: Restored old unlabel endpoint logic under a feature flag.
3.23.1 Unknown Fixed - BRIDGE-488: Restore previous RemoveFromMailbox behavior (< 3.23.0). Drafts moved to trash should not be perma-deleted.
3.22.0 Unknown Added - BRIDGE-358: Hover tooltip for IMAP/SMTP settings clipboard UI actions. - BRIDGE-356: Added support for unavailable keychain retries on Linux, such that we don't wipe the vault. Feature flag support before Bridge...
3.21.1 Unknown Changed - BRIDGE-383: Extended internal mailbox conflict resolution logic and minor changes to the mailbox conflict pre-checker.
3.20.0 Unknown Added - BRIDGE-340: Added additional logging for label operations and related bad events. - BRIDGE-324: Log a hash of the vault key on Bridge start. Changed - BRIDGE-352: Chore: bump go to 1.24.2. - BRIDGE-353: Chore: up...
3.19.0 Unknown Changed - BRIDGE-316: Update Qt to latest LTS version 6.8.2.
3.18.0 Unknown Changed - BRIDGE-309: Revised update logic and structure. - BRIDGE-154: Added access token to expiry refresh request.
3.17.0 Unknown Added - BRIDGE-271: Report version file check failure to Sentry. - BRIDGE-247: Test: Automate Bridge 0% update rollout. - BRIDGE-248: Test: Additional Bridge UI e2e automation tests. Changed - BRIDGE-73: Update goopenpgp...
3.16.0 Unknown Added - BRIDGE-205: Add support for the IMAP AUTHENTICATE command. - BRIDGE-268: Add kill switch feature flag for the IMAP AUTHENTICATE command. - BRIDGE-261: Delete gluon data during user deletion. - BRIDGE-246: Test: A...
3.15.1 Unknown Changed - BRIDGE-281: Disable keychain test on macOS.
3.15.0 Unknown Added - BRIDGE-238: Added host information to sentry events; new sentry event for keychain issues. - BRIDGE-236: Added SMTP observability metrics. - BRIDGE-217: Added missing parameter to the CLI help command. - BRIDGE-2...
3.14.0 Unknown Changed - BRIDGE-207: Failure to download or verify an update now fails silently. - BRIDGE-204: Removed redundant Sentry events. - BRIDGE-150: Observability service modification. - BRIDGE-210: Reduced log level of cache...
3.13.0 Unknown Added - BRIDGE-37: added message broadcasting functionality. - BRIDGE-122: added observability service. - BRIDGE-119: added support for Feature Flags. - BRIDGE-116: added command-line switches to enable/disable keychain...
3.12.0 Unknown Added - BRIDGE-75: Bridge repair button. - BRIDGE-79: Add New Outlook for Mac KB disclaimer. Changed - BRIDGE-16: Bump version Go 1.21.9 Qt 6.4.3. - BRIDGE-23: Update gluon to go 1.21. - BRIDGE-22: Update gpa to go 1.21....
3.11.1 Unknown Fixed - BRIDGE-70: Hotfix for blocked smtp/imap port causing bridge to quit.
3.11.0 Unknown Added - GODT-3185: Report cases which leads to wrong address key used. Changed - BRIDGE-14: HV3 implementation. - BRIDGE-15: Certificate install is now also done during Outlook setup on macOS. - GODT-3146: Start servers...
3.10.0 Unknown Added - GODT-3199: Add package log field. - GODT-3220: Add more test scenarios. Changed - GODT-3193: Preserve attachment encoding. - GODT-3214: Encrypt only with primary key. - GODT-2662: Use tart runner for darwin jobs....
3.9.1 Unknown Fixed - GODT-3235: Update bridge update key.
3.1.3 Unknown Changed - GODT-2616: Silence UID of order report. - GODT-2614: Handle failed update during sync.