Some Zenfone 8 units have a faulty temperature sensor (thermistor). If the sensor reports 200°C to the CPU, the kernel panics instantly into Ramdump to prevent a fire.
Contact Asus support. This is a motherboard failure. In many regions (Europe, Taiwan), Asus has extended the warranty for this specific fault. If you are out of warranty, a motherboard replacement costs roughly 60-70% of the phone's original value—it is likely time to buy a new phone.
Users experiencing the RAM dump issue on their ASUS ZenFone 8 may encounter one or more of the following symptoms: asus zenfone 8 ramdump fix
There is a notorious hardware quirk with the Zenfone 8. The internal display ribbon cable sits close to the processor. When the phone heats up and expands, it slightly dislodges the cable, triggering a Ramdump.
Asus is aware of the Ramdump issue. They released a specific PC tool for the Zenfone 8 that bypasses the broken Android bootloader. Some Zenfone 8 units have a faulty temperature
Hold the Power button for at least 15 seconds until the screen turns off, then try to power it back on normally.
This wipes everything . It is the nuclear option. This is a motherboard failure
The grim reality is that many Zenfone 8 units have a latent manufacturing defect in the solder process. While software updates can reduce kernel panic frequency, they cannot reverse physical connection failures. For users experiencing any RAMDump, the recommended course is immediate data backup (while possible) followed by either professional reballing or filing a warranty claim, if still eligible.