Windows Installers sometimes throw up unknown error messages while installing applications. Error Code 1935 is an error code you may have faced while unloading a package installer on your computer. This actually means the installer has failed to install the assembly component. So, there are some specific solutions that you should enact to get a quick resolution.
1. Restart the PC. Try to install the package after a fresh system reboot.
2. Try to run the installer as an administrator. You should use an administrator account to install the app package.
Fix 1 – Remove the AppModel subkey [MS Office]
If you are facing Error Code 1935 while installing MS Office, follow these steps to fix it.
NOTE – This is a registry edit. So, before proceeding further, create a registry backup before you proceed.
Step 1 – After pressing the Win key once, write “registry“.
Step 2 – Then, when you see “Registry Editor“, open it.
Step 3 – After opening the Registry Editor screen, go to this point –
Step 4 – Then, right-tap the “AppModel” sub-key and tap “Delete” to delete the key.
Step 5 – Tap “Yes” when Registry Editor prompts you for deletion of the key.
Exit the Registry Editor. Restart the system after this.
Fix 2 – Restart or Start the Windows Installer service
Restart or Start the Windows Installer service. Then, try to install the package installer.
Step 1 – Write “services“.
Step 2 – Then, click “Services“.
Step 3 – Get down to the “Windows Installer” service.
Step 4 – Right-click the service and tap the “Start” button to restart it.
This does restart the Windows Installer service. Take another try at the package installation.
Fix 3 – Unregister and re-register MSI
Unregister and re-register MSI from the terminal.
Step 1 – Press the Win key+X and tap “Terminal (Admin)” to open that.
Step 2 – On the Terminal page, click the expand icon and press the “Ctrl” key, and tap “Command Prompt“.
This will open CMD with administrative privileges.
Step 3 – Then, write this code and hit Enter. This will un-register the msiexec.
Step 4 – Next, you can re-register the msiexec. Paste this code and hit Enter.
Close everything and reboot the system. Then, install the package file.
Fix 4 – Repair the Visual C++ files
Repair the Visual Redistributable C++ files.
Step 1 – Directly type “appwiz.cpl” in the search box and hit Enter.
Step 2 – Now, look for the “Microsoft Visual C++ 2015-2022 Redistributable (x64) package“. Select that and click “Change“.
Step 3 – Choose the “Repair” option on the next screen.
Let Windows repair the Visual files. Then, retry installing the same package file once more.
NOTE – Sometimes repairing the visual files doesn’t work. In that case, download the package and install it on your computer.
1. You can download and install the latest MS Visual C++ Redist files from here.
2. Install them on your system by running the downloaded vcredist setup file.
Fix 5 – Fix the Transaction Support
Try running this code to fix the transaction support from the terminal.
Step 1 – Type “command“.
Step 2 – Then, right-tap the “Command Prompt“. Next, tap the third option “Run as administrator“.
Step 3 – Type this command in the terminal or you can directly copy-paste it from here.
Step 4 – Then, hit Enter to run the command.
fsutil resource setautoreset true C:\
Wait for a while. Then, when you see the affirmative message of completion of the process, restart the computer.
Try to install the package once more.