BIOS Lock VarOffset - 0x186 0x1FEF4 One Of: OS Selection, VarStoreInfo (VarOffset/VarName): 0x4E2, VarStore: 0x1, QuestionId: 0x27B2, Size: 1, Min: 0x0, Max 0x4, Step: 0x0 {05 91 F5 02 F6 02 B2 27 01 00 E2 04 14 10 00 04 00} 0x1FF05 One Of Option: Windows, Value (8 bit): 0x0 (default) {09 07 F7 02 30 00 00} 0x1FF0C One Of Option: Android, Value (8 bit): 0x1 {09 07 F8 02 00 00 01} 0x1FF13 One Of Option: Win7, Value (8 bit): 0x2 {09 07 F9 02 00 00 02} 0x1FF1A One Of Option: MSDOS, Value (8 bit): 0x4 {09 07 FA 02 00 00 04} 0x1FF21 End One Of {29 02} 这是华擎J3455-ITX官方最新的1.90版本的bios结果, 也是需要用amisetupwriter 0x4E2 0x3 这命令就可。