Your Connection Is Not Private Chrome Windows 11 Fix [2026]

Quick Answer: Connection not private due to wrong system date, expired certificates, or antivirus SSL interception. Sync system time and clear SSL state in Chrome settings.

Symptoms

"Your connection is not private" on all sites
ERR_CERT_AUTHORITY_INVALID
HTTPS sites blocked
Clock showing wrong time

Root Cause

Wrong system date/time, missing root certificates, or antivirus MITM.

Fix

Method 1: Sync Time

Settings → Time & language → Sync now

Method 2: Clear SSL State

Chrome Settings → Privacy → Security → Manage certificates → Clear SSL state

Method 3: Check Antivirus

Disable HTTPS scanning in antivirus web protection settings.

Method 4: Update Root Certificates

certutil -generateSSTFromWU roots.sst

How Againly Helps

Againly runs check_certificate_store to detect cert issues and time sync problems.

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Related: DNS Probe Fix

Instant Resolution

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Works on Windows 10 & 11 • No credit card required