How to Install the TPS Windows App with Certificate

Welcome to the official guide for installing the TPS Systemized App for Windows. If you're seeing a message like "Publisher certificate could not be verified", don't worry โ€” follow this easy step-by-step guide to resolve the issue and install the app successfully.

๐Ÿ” Step 1: Download the Certificate File

Before installing the app, you must trust the certificate that validates our app. Click below to download the certificate:

๐Ÿ“ฅ Download Certificate (pkteachers_0.0.9.0_x86.cer)

๐Ÿ”ง Step 2: Install the Certificate to Trusted People Store

  1. Locate the downloaded pkteachers_0.0.9.0_x86.cer file.
  2. Right-click the file and choose Install Certificate.
  3. Select Local Machine (not Current User) and click Next.
  4. If prompted by Windows UAC, click Yes to allow admin rights.
  5. Choose Place all certificates in the following store and click Browse.
  6. Select Trusted People, click OK, then Next and Finish.
  7. Youโ€™ll see a message: โ€œThe import was successful.โ€
  8. Restart your PC to apply changes.

๐Ÿš€ Step 3: Install the TPS App from MSIX Package

Now that your system trusts our app certificate, youโ€™re ready to install the TPS Windows application:

  1. Download the app installation file:
    ๐Ÿ“ฅ Download TPS App (.msix)
  2. Double-click the downloaded .msix file.
  3. Click the Install button when prompted.
  4. Wait for installation to complete and launch the app.
๐Ÿ“Œ Note: If the Install button is still grayed out:
  • Make sure the certificate was correctly installed in the Trusted People store.
  • Check if Smart App Control is enabled โ€” consider turning it off temporarily if it blocks the install.

๐Ÿ’ก Why Trust Our App?

The TPS Systemized Windows App is designed to offer a secure and efficient platform for teachers and students. Every build is digitally signed and tested before release. Trusting our certificate ensures smooth installation and safe usage โ€” without compromising your systemโ€™s security.

๐Ÿ“ž Need Help?

If you face any issues, feel free to contact our support team or visit our official help section. We're always ready to assist you in getting started!