Windows 10 major updates info
http://windows.microsoft.com/en-us/windows-10/windows-update-troubleshooter
WindowsUpdateDiagnostic.diagcab
How to use WindowsUpdateDiagnostic.diagcab: Just run the file.
Step by step instructions to get the issue fixed.
a) Press Windows key + X and select Command Prompt (Admin).
b) On the open Command Prompt window copy and paste the commands (all at once)
net stop wuauserv
net stop cryptSvc
net stop bits
net stop msiserver
ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
ren C:\Windows\System32\catroot2 catroot2.old
net start wuauserv
net start cryptSvc
net start bits
net start msiserver
c) Wait for the process to complete.
d) Close the Command Prompt.
Now, try to install Windows Updates again and check if it helps.
http://www.thewindowsclub.com/windows-update-stuck-downloading-updates
Open Command Prompt (Admin). Type the following one after the other and hit Enter:
net stop wuauserv
net stop bits
Next browse to the C:\Windows\SoftwareDistribution folder and delete all the files and folders inside.
Press Ctrl+A to Select All and then Delete.
If the files are in use, and you are unable to delete some files, restart your device. After rebooting,
run the above commands again. Now you will be able to delete the files from the mentioned Software
Distribution folder.
After you have emptied this folder, you may restart your computer or you may type the following commands
one at a time in the CMD, and hit Enter to restart the Windows Update related Services.
net start wuauserv
net start bits
Run Windows Update again.
Feature update to Windows 10, version 1709 - Error 0x80070020
Hi Mehdi, do you mean you want to update to 1803?
If so, with these major upgrades, the most successful method is to upgrade from the Windows 10 ISO - you download the ISO and then perform an Offline Upgrade
Click this link: https://www.microsoft.com/en-us/software-download/windows10 to download the Media Creation Tool (Click on Download Tool Now), with that you can download the latest Windows 10 ISO (Select Create Installation Media for Another PC), then choose ISO
When the ISO file completes downloading
Disconnect from the Internet
Disable any 3rd party Antivirus you may be running
Then, double click it and then run Setup.exe to begin the upgrade . . .
You should upgrade to 1803 manually by following below steps.
1. Right click on Windows Start > Windows Powershell (Admin) Type following (or copy and paste following) one by one and Enter
net stop wuauserv
net stop cryptSvc
net stop bits
net stop msiserver
Ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
Ren C:\Windows\System32\catroot2 Catroot2.old
net start wuauserv
net start cryptSvc
net start bits
net start msiserver
2. Type following in Windows Start Search box and hit Enter %systemroot%\Logs\CBS > Rename CBS.Log to something else. If it doesn't allow you to rename - Type services in Windows Start Search box > Click Services > Scroll down to find the Windows Modules Installer service and double-click on it > Set its startup type to Manual > Reboot your computer Go to C:\Windows\Logs\CBS > Rename CBS.Log > Reboot your computer > Then go back into the Services App and set Windows Modules Installer Service back to Automatic Startup (Note CBS log files contain information about windows update, SFC etc)
3. You can go to https://www.microsoft.com/en-us/software-download/windows10
3.1 Click Update now to update to 1803 through Upgrade Assistant.
OR
3.2 You can download the latest Windows 10 package from this link (media creation tool) and
follow the instructions there to upgrade. Use the very simple instructions given under Using
this tool to upgrade this PC to Windows 10
Hi, Updating to Windows 10 1803, the latest feature update should resolve your issue. If the update assistant fails try Media creation tool. The fastest way to get the upgrade is through Media creation tool or ISO file. Please download Media Creation Tool from the link below and select Upgrade this PC at the first screen. https://go.microsoft.com/fwlink/?LinkId=691209 All steps, including upgrading using ISO file and Media creation tool, are covered here: https://www.yourwindowsguide.com/2018/05/upgrade-windows-10-1803-using-these-options.html Disclaimer: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.