How I Fixed Windows Update Error 0x80070643 (Resizing WinRE)
Log ID: #WIN-UPDATE- 0x80070643 Date Logged: December 2025 Affected Updates: KB5034441, KB5001716, Windows 10/11 Security Patches Severity: Critical (Blocks Security Updates) Success Rate: 98% (Lab Verified) If you are reading this log, you are likely staring at a frustrating message in your Windows Update settings: “Download error – 0x80070643.” You may have clicked “Retry” five … Read more