ZenBook 14 UM425Q - SSD upgrade

[udouble705]

Hi

I've got a ZenBook 14 UM425Q with Ryzen 9 inside. I want to upgrade its SSD.

Does it support 4th gen NVMe?

Thx in advance

[FongPoui]

@Falcon_ASUS 

(P3X4) what does it mean? 
It supports both Gen3 and Gen4?

[Falcon_ASUS]

@udouble705 
May I ask which specific model of laptop you are using?
How to find Model Name
Thank you.

[udouble705]

Serial number: N9N0L**********