7. **IMPORTANT**: Gradually loosen the 4 spring-loaded screws holding the heatsink in a cross pattern (diagonal sequence), turning each screw only 1-2 rotations at a time:
8. Once all screws are loose, **gently** rock the heatsink side to side to break the thermal paste seal.
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9. Carefully lift the heatsink up and away from the APU. Note the small tape on the side id you didn't remove it.
+
9. Carefully lift the heatsink up and away from the APU. Note the small tape on the side if you didn't remove it.
#### Cleaning and Preparation
10. Clean the old thermal paste from the APU using isopropyl alcohol and a lint-free cloth.