When you install Microsoft 365 on a Mac, it should just work. But many users find Word, Excel, and PowerPoint crashing immediately at launch. The apps briefly open, then quit with a confusing dynamic linker error. Here's how to fix it.
Microsoft 365 shows "Unlicensed Product" or activation errors. Sign out, clear credentials, repair Office, or run SaRA to fix.
Deploy the 2023 Secure Boot certificates before the 2011 certificates expire in June 2026. Registry keys, scheduled task, and verification steps.
Microsoft's January 13, 2026 Patch Tuesday delivered three security updates for Office 2016 that are causing widespread issues for MSI-based installations. These updates patch critical remote code execution vulnerabilities (CVE-2026-20948, CVE-2026-20952, CVE-2026-20953)
Windows Update fails to install KB5074109 or KB5073455 with error 0x800f0922 or 0x80070306. Run DISM, reset update components, or install manually.
Ventoy is an open-source tool that creates a bootable USB drive where you can simply copy ISO files directly. No extraction, no burning, no reformatting.
