When you change the thermal paste on your laptop, it is generally expected that the laptop's temperature would decrease rather than increase. However, if you notice that your laptop is heating up after changing the thermal paste, several factors could be contributing to this issue:
Incorrect application of thermal paste: The application of thermal paste is crucial for effective heat transfer between the CPU or GPU and the cooling system. If the thermal paste is not applied correctly, such as using too much or too little, or if it is not spread evenly, it can hinder heat dissipation and result in increased temperatures.
Air bubbles or gaps: If air bubbles or gaps are present between the CPU or GPU and the cooling system, it can impede the transfer of heat. Even with a new layer of thermal paste, if there are existing gaps or poor contact between the components, the heat dissipation may be compromised, leading to higher temperatures.
Improper reassembly: When disassembling and reassembling the laptop, it is essential to ensure that all components are correctly reinstalled and securely fastened. If any component, such as a heat sink or cooling fan, is not properly reattached or seated, it can disrupt the heat dissipation process and cause increased temperatures.
Other underlying issues: While changing the thermal paste can help improve cooling, it might not address other potential problems with the laptop's cooling system. Issues such as a faulty cooling fan, blocked air vents, or dust accumulation inside the laptop can hinder proper heat dissipation, resulting in increased temperatures.
If your laptop is heating up after changing the thermal paste, it is recommended to double-check the application of thermal paste to ensure it is applied correctly and evenly. Additionally, make sure all components are reassembled properly and check for any potential issues with the cooling system. If the problem persists, it may be necessary to seek professional assistance to diagnose and address any underlying cooling or hardware issues.