I am using 2 - Sandisk Extreme plus 256GB cards. SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter - Up to 160MB/s, C10, U3, V30, 4K, A2, Micro SD - SDSQXA1-256G-GN6MA
If I format the card in the Smart Controller, it works in the MA2 and the Smart controller. It is not readable by...