Betulkan Tidak Dapat MENGHIDUPKAN Windows Defender

Fix Unable to turn on Windows Defender: Windows Defender is an inbuilt antimalware tool that detects virus and malware on your system. However, there are some instances when users experience that they are unable to turn on Windows Defender in Windows. What could be the reasons behind this problem? There are many users who explored that installing any third party antimalware software cause this problem.

Also, if you go to Settings > Update & Security > Windows Defender then you will see that the Real-time protection in Windows Defender is turned on but it’s greyed out and also everything else is turned off and you can’t do anything about these settings. Sometimes the main issue is that if you have installed a 3rd party Antivirus service then Windows Defender will shut itself off automatically. No matter what reasons are behind this problem, we will walk you through the methods to solve this problem.

Why can’t I turn on my Windows Defender?

One thing we need to understand that Windows Defender provides complete protection to our system. Therefore, not able to turn on this feature could be a serious problem. There are many reasons for you not being able to turn on Windows Defender in Windows 10 such as third-party Antivirus might be interfering, Windows Defender is turned off by group policy, incorrect date/time issue, etc. Anyway, without wasting any time let’s see How to fix the underlying cause of this issue using the below-listed troubleshooting guide.

Fix Unable to turn on Windows Defender in Windows 10

Pastikan anda membuat titik pemulihan sekiranya berlaku masalah.

Method 1 – Uninstall any third-party Antivirus software

One of the most common causes of Windows Defender not working is third-party antivirus software. Windows Defender automatically shuts itself down once it detects any third party anti-malware software installed on your system. Therefore, you need to first start uninstallation any third party antimalware software. Moreover, you need to make sure that uninstallation is done properly all residue files of that software otherwise it will keep creating a problem for Windows Defender to get started. You can use some uninstaller software that will remove all remnants of your previous antivirus. Once the installations finished, you need to restart your system.

Method 2 – Run System File Checker (SFC)

Another method that you can opt for is system file diagnosis and repair. You can use command prompt tool to check whether Windows Defender files are corrupted. Moreover, this tool repairs all corrupted files.

1.Tekan Windows Key + X kemudian pilih Promosi Perintah (Admin).

2.Jenis  sfc / scannow dan tekan enter.

3.This process takes some time so be patient while running this command.

4.In case sfc command did not resolve the problems, you can use another command. Just type the below-mentioned command and hit Enter:

DISM / Online / Cleanup-Image / RestoreHealth

5.It will scan thoroughly and repair corrupted files.

6.After completing these steps, check if you’re able to fix Can’t Turn ON Windows Defender issue or not.

Kaedah 3 – Lakukan But Bersih

Sometimes there are some third party applications cause this problem, you can easily find those ones by performing the clean boot function.

1.Press Windows + R and type msconfig dan tekan Enter.

2.On the system configuration Window, you need to navigate to Tab Perkhidmatan where you need to check to Sembunyikan semua Perkhidmatan Microsoft dan klik pada Lumpuhkan Semua .

3.Navigate to Startup section dan klik pada Buka Pengurus Tugas.

4.Here you will locate all startup programs. You need to Klik kanan on each program and Lumpuhkan all of them one by one.

5.After disabling all startup applications you need to come back to the system configuration window to save all the changes. Klik pada OK.

6.You need to reboot your system and check if you’re able to Fix Can’t Turn ON Windows Defender issue atau tidak.

To zero in on the issue you need to perform clean boot using this guide and find the problematic program.

Method 4 – Restart Security Center Service

Another method to get your Windows Defender problem solved is restarting security center service. You need to activate and ensure that certain services are enabled.

1.Press Windows + R and type services.msc dan tekan Enter

2.Here you need to search for Pusat Keselamatan dan kemudian Klik kanan on Security Center and choose restart pilihan.

3.Now simply restart your device and check if the problem is solved or not.

Method 5 – Modify your registry

If you are still finding the problem in turning on the Windows Defender, you can opt for this method. You just need to modify the registry but before doing so make sure to create a backup of your Registry.

1.Press Windows + R and type regedit. Sekarang tekan Enter.

2.Once you open the registry editor here you need to navigate to:

HKEY_LOCAL_MACHINESOFTWARPolisiMicrosoftWindows Defender

3.Select Windows Defender then in the right window pane find DisableAntiSpyware DWORD. Now double click this file.

4.Set the value data to 0 and click OK to save the settings.

Catatan: If you’re facing permission issues then right-click on Windows Defender dan pilih Kebenaran. Follow this guide in order to take full control or ownership of the above registry key and again set the value to 0.

5.Most probably, after doing this step, your Windows Defender will start working on your system properly without any problem.

Kaedah 6 - Set Windows Defender Service to Automatic

Catatan: If Windows Defender service is grayed out in Services Manager then follow this post.

1.Tekan Windows Key + R kemudian taip services.msc dan tekan Enter.

2.Find the following services in the Services window:

Windows Defender Antivirus Network Inspection Service
Windows Defender Antivirus Service
Windows Defender Security Center Service

3.Double-click on each of them and make sure their Startup type is set to automatik and click Start if the services are not already running.

4.Klik Apply diikuti dengan OK.

5. But semula PC anda untuk menyimpan perubahan dan lihat sama ada anda boleh melakukannya Fix Can’t Turn ON Windows Defender issue.

Kaedah 7 - Set Correct Date & Time

1.Klik pada tarikh dan masa pada bar tugas dan kemudian pilih “Tetapan tarikh dan masa"

2.Jika pada Windows 10, buat “Tetapkan Masa Secara Automatik"Kepada"on"

3. Bagi yang lain, klik pada “Internet Time” dan tandakan pada “Segerakkan secara automatik dengan pelayan masa Internet"

4.Pilih Pelayan “time.windows.com” dan klik kemas kini dan “OK”. Anda tidak perlu melengkapkan kemas kini. Hanya klik OK.

Again check if you are able to Fix Windows Defender Does Not Start issue or not, if not then continue with the next method.

Method 8 – Run CCleaner and Malwarebytes

1.Muat turun dan pasang CCleaner & Malwarebytes.

2.Jalankan Malwarebytes dan biarkan ia mengimbas sistem anda untuk mengesan fail berbahaya.

3.Jika perisian hasad ditemui ia akan mengalih keluarnya secara automatik.

4. Sekarang lari CCleaner dan dalam bahagian "Pembersih", di bawah tab Windows, kami cadangkan menyemak pilihan berikut untuk dibersihkan:

5.Setelah anda memastikan mata yang betul disemak, cuma klik Jalankan Cleaner, dan biarkan CCleaner berjalan dengan lancar.

6. Untuk membersihkan sistem anda selanjutnya pilih tab Registry dan pastikan yang berikut disemak:

7. Pilih Imbas Isu dan benarkan CCleaner mengimbas, kemudian klik Betulkan Isu Terpilih.

8. Apabila CCleaner bertanya “Adakah anda mahukan perubahan sandaran pada pendaftaran?” pilih Ya.

9.Setelah sandaran anda selesai, pilih Betulkan Semua Isu Terpilih.

10. Mulakan semula PC anda untuk menyimpan perubahan dan lihat jika anda boleh melakukannya Fix Can’t Turn ON Windows Defender issue.

Method 9 – Update Windows Defender

1.Tekan Windows Key + X kemudian pilih Promosi Perintah (Admin).

2.Taip arahan berikut ke dalam cmd dan tekan Enter selepas setiap satu:

“%PROGRAMFILES%Windows DefenderMPCMDRUN.exe” -RemoveDefinitions -All

“%PROGRAMFILES%Windows DefenderMPCMDRUN.exe” -SignatureUpdate

3.Once the command finish processing, close cmd and reboot your PC.

Method 10 – Update Windows 10

1. Tekan Windows Key + I untuk membuka Tetapan kemudian klik pada “Kemas kini & Keselamatan"Ikon.

2. Sekarang dari anak tetingkap sebelah kiri pastikan untuk memilih Kemas kini Windows.

3.Seterusnya, klik pada “Semak kemas kini” dan biarkan Windows memuat turun & memasang sebarang kemas kini yang belum selesai.

Lawatan:

Hopefully, above mentioned all methods will help you to Fix Unable to turn on Windows Defender in Windows 10 Issue. However, you need to understand that these methods should be followed systematically. In case you have more questions related to this problem leave your comments below.