Hi, > I've been using the uSD card for a long time as a bootloader only, > so I don't know what the problem is. > > Do you have any information on how to reproduce the problem? > > Best regards, Not stable on openwrt/lede, sometimes falling to sd-highspeed. Maybe it would be better to switch to sd-uhs-sdr50 mode. Thanks, Chukun -- 2.25.1