首先在官网下载BIOS文件并解压 使用 Hex Find 删除 0-800 使用 IFR Extractor 提取 IFR表 使用 AMISrtupWriter 解锁 BIOS 复制到USB的EFI盘上并启动 代码: amisetupwriter 0x186 0x1 ⚠️ 注意： IFR表包含所有BIOS可以修改的设置， 请修改前确认Offset/地址正确 常用的两个Offset地址： [hide] BIOS Lock VarOffset - 0x186 代码: 0x20764 One Of: BIOS Lock, VarStoreInfo (VarOffset/VarName): 0x186, VarStore: 0x1, QuestionId: 0x1C7, Size: 1, Min: 0x0, Max 0x1, Step: 0x0 {05 91 1D 07 F9 09 C7 01 01 00 86 01 10 10 00 01 00} 0x20775 Default: DefaultId: 0x0, Value (8 bit): 0x0 {5B 06 00 00 00 00} 0x2077B One Of Option: Disabled, Value (8 bit): 0x0 {09 07 04 00 00 00 00} 0x20782 One Of Option: Enabled, Value (8 bit): 0x1 (default MFG) {09 07 03 00 20 00 01} OS Selection VarOffset - 0x4E2（Linux 为 0x3 或者 0x5） 代码: 0x1FF96 One Of: OS Selection, VarStoreInfo (VarOffset/VarName): 0x4E2, VarStore: 0x1, QuestionId: 0x27B2, Size: 1, Min: 0x0, Max 0x4, Step: 0x0 {05 91 0E 03 0F 03 B2 27 01 00 E2 04 14 10 00 04 00} 0x1FFA7 One Of Option: Windows, Value (8 bit): 0x0 (default) {09 07 10 03 30 00 00} 0x1FFAE One Of Option: Android, Value (8 bit): 0x1 {09 07 11 03 00 00 01} 0x1FFB5 One Of Option: Win7, Value (8 bit): 0x2 {09 07 12 03 00 00 02} 0x1FFBC One Of Option: MSDOS, Value (8 bit): 0x4 {09 07 13 03 00 00 04} [/hide] 下载地址： [hide] [/hide] 参考： https://xpenology.com/forum/topic/63993-asrock-j3455-itx-загрузка/#comment-331300 https://winraid.level1techs.com/t/tool-guide-ami-setup-ifr-extractor-amisetupwriter/32801
