There are a few ways to repair or rebuild the boot configuration data (BCD) on a Windows 10 computer, depending on the specific issue and level of access to the system. Here are some possible steps you can try:
1. Use automatic repair
If your Windows 10 computer cannot start up properly due to BCD errors, you can use the automatic repair feature built into the operating system. This feature can help diagnose and fix startup issues, including problems with BCD. Here's how to perform an automatic repair:
1. Insert the Windows 10 installation media (such as a DVD or USB flash drive).
2. Restart your computer and boot from the installation media.
3. Select your language preferences and click Next.
4. Click on the "Repair your computer" option in the lower left corner.
5. Choose "Troubleshoot" and then "Advanced options."
6. Select "Startup Repair" and follow the on-screen instructions to complete the repair process.
Note that the exact steps may vary depending on your system and installation media.
2. Use bootrec commands
If the automatic repair option doesn't work or you have more advanced issues with BCD, you can use the command prompt and run some bootrec commands to repair or rebuild the BCD. Here are the steps:
1. Boot your computer from the Windows 10 installation media as described above.
2. Choose "Command Prompt" from the advanced options screen.
3. Type the following commands one at a time and press Enter after each one:
bootrec /fixmbr
bootrec /fixboot
bootrec /scanos
bootrec /rebuildbcd
4. Follow the prompts and answer "Y" or "Yes" if prompted to add the Windows installation to the BCD.
5. Restart your computer and check if the BCD issues have been resolved.
3. Use recovery options
If your Windows 10 system has a recovery partition (or you have created a system image or backup), you can use the recovery options to restore your computer to a previous state before the BCD errors occurred. Here's how to do it:
1. Restart your computer and repeatedly tap the F11 key (or another key depending on your system) during boot to access the recovery options.
2. Choose "Troubleshoot" and then "Advanced options."
3. Select "System Restore" or "System Image Recovery" and follow the on-screen instructions to restore your system to a previous state when it was working properly.
4. Check if the BCD issues have been resolved after the restore process is complete.
Note that system restore or system image recovery may erase some of your recent data, so make sure to back up your important files before attempting this option.
In any case, if you're not comfortable or confident with these steps, you may want to seek professional help or contact Microsoft support for further assistance.
1. 使用Windows 10 安裝光盤或U盤啟動(dòng)電腦。
2. 進(jìn)入“修復(fù)計(jì)算機(jī)”模式。
3. 在“選擇一個(gè)選項(xiàng)”中選擇“疑難解答”。
4. 在“高級(jí)選項(xiàng)”中選擇“命令提示符”。
5. 在命令提示符中輸入“bootrec /fixmbr”回車。
6. 在命令提示符中輸入“bootrec /fixboot”回車。
7. 在命令提示符中輸入“bootrec /rebuildbcd”回車。
8. 選擇“是”以確認(rèn)修復(fù)啟動(dòng)項(xiàng)并重建BCD存儲(chǔ)器。
9. 重啟電腦。
1. 在Windows 10的安裝媒體(如USB安裝盤或恢復(fù)磁盤)中進(jìn)入“修復(fù)你的電腦”。
2. 選擇“疑難解答”>“高級(jí)選項(xiàng)”>“命令提示符”。
3. 在命令提示符中輸入“bootrec /fixmbr”、“bootrec /fixboot”,以及“bootrec /rebuildbcd”。
4. 重啟計(jì)算機(jī),檢查問(wèn)題是否已解決。
請(qǐng)注意,在使用命令提示符時(shí),請(qǐng)按照提示輸入正確的命令以避免出現(xiàn)問(wèn)題。此外,始終備份您的數(shù)據(jù)以防萬(wàn)一。
若您的 Windows 操作系統(tǒng)不能啟動(dòng),可能是由于 BCD 存儲(chǔ)器損壞或丟失導(dǎo)致的。BCD(Boot Configuration Data)是一個(gè)Windows操作系統(tǒng)用來(lái)管理系統(tǒng)引導(dǎo)程序的文件。以下是修復(fù)BCD的步驟:
1. 創(chuàng)建 Windows 安裝盤或啟動(dòng)盤。您可以使用 Windows 官方網(wǎng)站上提供的 Media Creation Tool 來(lái)創(chuàng)建 Windows 安裝盤或啟動(dòng)盤。
2. 插入啟動(dòng)盤或安裝盤。
3. 進(jìn)入 BIOS 設(shè)置,在引導(dǎo)順序中選擇USB或光驅(qū)。
4. 啟動(dòng)后,選擇“修復(fù)計(jì)算機(jī)”。
5. 點(diǎn)擊“疑難解答”選項(xiàng)。
6. 選擇“高級(jí)選項(xiàng)”,然后點(diǎn)擊“命令提示符”。
7. 在命令提示符下,輸入以下命令并按 Enter 鍵:
bootrec /fixmbr
bootrec /fixboot
bootrec /rebuildbcd
8. 輸入 exit 命令并按 Enter 鍵,退出命令提示符。
9. 重新啟動(dòng)計(jì)算機(jī),確保您已將 BIOS 設(shè)置還原為正常啟動(dòng)項(xiàng)。
從這時(shí)起,您的 Windows 系統(tǒng)應(yīng)該能夠正常啟動(dòng)并修復(fù) BCD 存儲(chǔ)器。
以下是修復(fù)Win10引導(dǎo)BCD錯(cuò)誤的步驟:
1.使用Windows 10安裝媒介,進(jìn)入“安裝界面”。
2.在安裝界面的頂部,選擇“修復(fù)您的電腦”。
3.在接下來(lái)的界面中,選擇“疑難解答”選項(xiàng)。
4.在疑難解答界面中,選擇“高級(jí)選項(xiàng)”。
5.在高級(jí)選項(xiàng)界面中,選擇“命令提示符”。
6.在命令提示符中,輸入“bootrec /fixmbr”并按回車鍵。
7.完成后,再輸入“bootrec /fixboot”并按下回車鍵。
8.最后,再輸入“bootrec /rebuildbcd”并按下回車鍵。
9.在命令執(zhí)行完畢后,退出命令提示符窗口,關(guān)閉計(jì)算機(jī)。
10.重新啟動(dòng)計(jì)算機(jī),看看是否修復(fù)了BCD錯(cuò)誤。
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