You might be able to prevent Google Chrome from installing apps such as Gmail and YouTube onto your system by following these steps:
- Open Google Chrome.
- Click on the three dots in the top right corner of the window.
- Click on “Settings”.
- Scroll down to “Advanced” and click on it.
- Scroll down to “Privacy and security” and click on it.
- Click on “Site settings”.
- Click on “Automatic downloads”.
- Toggle off the switch next to “Download PDF files instead of automatically opening them in Chrome”.
Used AI to come up with this, so I can't vouch for the accuracy of this reply)