Cara Mengatasi Error 0xc000021a di Windows 10

Error 0xc000021a ini muncul saat cek Preparing Automatic Repair, Diagnosing your PC, Automatic Repair muncul pesan Your PC did not start Correctly dan Startup Windows

CARA 1:

1. klik Advanced options di Automatic Repair

2. klik Troubleshoot di Choose an option

3. klik Advanced options di Troubleshoot 

4. klik Startup Repair di Advanced options

5. SELESAI

CARA2

1. klik Advanced options di Automatic Repair

2. klik Troubleshoot di Choose an option

3. klik Advanced options di Troubleshoot 

4. klik Command Prompt di Advanced options

5. cari lokal disk instalasi Windows 

5a. ketik C:, lalu Enter

5b. ketik dir, lalu Enter

5c. jika belum ketemu bisa ganti D:, E:, F:, dan seterusnya

hasilnya seperti contoh dibawah

<DIR> PerfLogs

<DIR> Program Files

<DIR> Program Files (x86)

<DIR> Users

<DIR> Windows

6a. ketik dism /image:C:\ /cleanup-image /revertpendingactions, lalu Enter

    jika lokal disk instalasi Windows bukan di C, silahkan ganti ke huruf lain

6b. setelah selesai muncul pesan The operation completed. Revert of pending actions     will be attempted after reboot.

    The operation completed successfully

7. ketik Exit, lalu Enter

8. klik Continue di Choose an option

9. SELESAI

CARA 3:

1. klik Troubleshoot di Choose an option

2. klik Advanced options di Troubleshoot 

3. klik Command Prompt di Advanced options

4. cari lokal disk instalasi Windows 

4a. ketik C:, lalu Enter

4b. ketik dir, lalu Enter

4c. jika belum ketemu bisa ganti D:, E:, F:, dan seterusnya

hasilnya seperti contoh dibawah

<DIR> PerfLogs

<DIR> Program Files

<DIR> Program Files (x86)

<DIR> Users

<DIR> Windows

5a. ketik chkdsk /f /r

5b. Ketik Y, lalu Enter di Would you like to force a dismount on this volume?

5c. tunggu sampai selesai dari Stage 1-5

6. sfc /scannow, lalu Enter. tunggu sampai 100%

7. ketik dism/ online/ cleanup-image/ restorehealth, lalu Enter

8. ketik Exit, lalu Enter

9. klik Continue di Choose an option

10. SELESAI

CARA 4:

1. klik Advanced options di Automatic Repair

2. klik Troubleshoot di Choose an option

3. klik Advanced options di Troubleshoot 

4. klik Startup Settings di Advanced options

5. klik Restart di Startup Settings

6. tekan tombol F7 (Disable driver signature enforcement)

7. SELESAI