Current versions of Dolphin works only on 64-bit devices and AFAIK the CPU from K1 is 64-bit capable, so, that's weird. Maybe the Android version from it doesn't have a 64-bit userspace? If that's the case there's nothing you can do other than getting a fully 64-bit capable device (AFAIK)...
Avell A70 MOB: Core i7-11800H, GeForce RTX 3060, 16 GB DDR4-3200, Windows 11 (Insider Preview)
ASRock Z97M OC Formula: Pentium G3258, GeForce GT 440, 16 GB DDR3-1600, Windows 10 (22H2)
ASRock Z97M OC Formula: Pentium G3258, GeForce GT 440, 16 GB DDR3-1600, Windows 10 (22H2)