Hi, > Could you check Product Brief P.4? > > https://dl.radxa.com/cm3i/e25/radxa_e25_product_brief.pdf > > There is "USB3.0 OTG Switch". > > Best regards, Oh, sorry, it was covered by the shell so I didn't notice it. BTW do you see any issues in the sd-uhs-sdr104 mode? Thanks, Chukun -- 2.25.1