Proton Pass Not Working in Safari Lockdown Mode
Workaround available Safari (macOS, iOS) Updated October 21, 2026
Quick answer
Apple's Lockdown Mode disables WebAssembly, which Proton Pass needs. Turn Lockdown Mode off for pass.proton.me only in Safari's website settings.
Most likely fix: Exclude pass.proton.me from Lockdown Mode.
Symptoms
The Proton Pass web app or Safari extension won't work while Lockdown Mode is on.
Why it happens
- Lockdown Mode disables WebAssembly
How to fix it
Try these in order — the most common fix is first.
1. Exclude pass.proton.me from Lockdown Mode
- Open Safari > Settings > Websites
- Select Lockdown Mode under General
- Find pass.proton.me and switch its Lockdown Mode toggle off
- Confirm when Safari asks
This guide also covers
- proton pass safari not working
- proton pass lockdown mode
- proton pass safari extension
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