Uploaded October 2025 | Updated September 2026, 2 weeks ago

---

Rushed into upgrading to Tahoe? Fix the most common macOS Tahoe issues with this video.
Get your free CleanMyMac trial to clear old junk from the last macOS:
bit.ly/47agWNb


The list of top issues and fixes:

Issue #1: Liquid Glass slows your Mac down
Solution: System Settings – Accessibility – Display – Reduce transparency

Issue #2: Battery drains quickly
Solution: System Settings – Battery – Battery Health

✨ Tip: Find power-hungry apps with CleanMyMac:
bit.ly/47aFu8J

Issue #3: Apps keep crashing
Solution: Check for the app update or hold Option-Command-Esc to force quit the frozen app

Issue #4: Mac’s overheating
Solution: Monitor the CPU usage in the Activity Monitor

Issue #5: System Data is using too much space
Solution: System Settings – General – Storage


Contents:

00:00 — Intro
00:29 — Why you may experience Tahoe issues
01:06 — Clear old junk from the last macOS
01:44 — Liquid Glass slows down performance
02:20 — Battery drains quickly
02:40 — Apps keep crashing
03:13 — Mac’s overheating
03:50 — System Data using too much space
04:39 — Outro