Hi there! I see you're getting a security warning message that says, "There is a problem with the security certificate for this site." Let's dig into this together so you can safely access the site.

To start off, may I ask a couple of questions?
- Is this happening with just one specific website or with multiple sites?
- Are you seeing this message on the Lib platform or elsewhere?
- Has this just started happening recently?
- Did you happen to change any settings or update your Windows 10 recently?

Usually, this warning means your browser or computer is having trouble validating the website's SSL certificate. This certificate helps ensure your connection is secure.

Here’s a simple step-by-step you can try first on your Windows 10 with WebKit browser:

1. Check the Date and Time: Make sure your computer’s date and time are accurate. Incorrect system time is one common cause of certificate errors.
- Click the clock on the taskbar, select “Date and time settings,” and enable “Set time automatically.”

2. Clear Browser Cache & SSL State:
- Clear your browsing cache and cookies, which may hold outdated certificate info.
- Then, in Windows, open Control Panel → Internet Options → Content tab → Click “Clear SSL state.”

3. Try Accessing the Site with Another Browser: That helps isolate if the problem is browser-specific.

4. Update Your Browser and Windows:
- Make sure your WebKit browser and Windows 10 are fully updated, as updates often include new trusted certificates.
- Go to Settings → Update & Security → Windows Update and check for updates.

If the site’s certificate has actually expired or is misconfigured, you’ll sometimes get this warning consistently, in which case the website owner needs to renew or fix their certificate—something beyond your control.

If you want, I can guide you through the above steps or help investigate further once you tell me a bit more about the issue. How does that sound?

Security certificate on this site not trusted on Android Pixel 7

Thanks for letting me know you’re seeing the security certificate not trusted warning on your Pixel 7 Android device. Let’s sort this out together.

First, this type of warning usually means your phone doesn’t recognize the certificate authority (CA) that issued the website’s SSL certificate or there’s a problem with the certificate chain.

Here’s a step-by-step approach you can try on your Pixel 7:

1. Check Date & Time Settings
Make sure your phone’s date and time are accurate. Incorrect time settings can cause SSL errors.
- Go to Settings → System → Date & time → Enable “Use network-provided time” and “Use network-provided time zone.”

2. Clear Browser Cache and Data
Cached data can sometimes hold onto old or incorrect certificate info.
- Open the browser you use (Chrome or WebKit-based), go to Settings → Privacy → Clear browsing data → Clear cache and cookies.

3. Update Your Phone and Browser
Running the latest updates ensures your device has the newest root certificates trusted by Google.
- Settings → System → Advanced → System update → Check for updates.
- Also update your browser via the Play Store.

4. Manually Install or Verify Certificates (if it's a trusted site like Lib)
Sometimes, certificates need to be manually added especially if the connection uses custom or enterprise certificates:
- Go to Settings → Security & privacy → More security settings → Encryption & credentials → Install a certificate → Select “CA Certificate” and follow prompts.
- Check if any old or suspicious certificates are installed that might interfere with recognition.

5. Try Another Network
Sometimes Wi-Fi networks (especially corporate/enterprise networks) intercept and resign certificates, or block trusted ones. Try accessing via mobile data or a different Wi-Fi network.

If after these steps you’re still stuck, it might be an issue on the server side or with the specific certificate chain the website uses. In that case, confirming with the site’s support is helpful.

Would you like me to guide you step-by-step through any of these on your Pixel 7? Let me know!

Here’s a helpful guide on fixing SSL errors on Android phones you can check out as well: 1 2

Steps to troubleshoot untrusted certificate warnings on Pixel 7

Thanks for asking for clear steps to troubleshoot untrusted certificate warnings on your Pixel 7. Based on trusted sources and best practices, here’s a straightforward guide tailored for your device:

1. Verify Date and Time Settings
Incorrect date/time on your phone can cause SSL certificates to be perceived as invalid.
- Go to Settings → System → Date & time
- Enable “Use network-provided time” and “Use network-provided time zone” to keep them automatic and accurate.

2. Clear Browser Cache and Cookies
Old or corrupted data can cause certificate errors.
- Open your browser (e.g., Chrome)
- Go to Settings → Privacy → Clear browsing data → Select “Cached images and files” and “Cookies and site data” → Clear data

3. Update Your Phone and Browser
Keeping your software up to date helps ensure your device trusts the latest certificates.
- For the phone: Settings → System → Advanced → System update → Check for updates
- For the browser: Visit the Google Play Store and update your browser app

4. Reset Network Settings
This can clear problematic network configurations.
- Go to Settings → System → Reset options → Reset Wi-Fi, mobile & Bluetooth
- Note: This will remove saved Wi-Fi networks and Bluetooth pairings, so reconnect afterward.

5. Check Play Protect Certification Status
Ensure your device is certified by Google Play for proper security features.
- Settings → Google → Security → Play Protect certification
- If uncertified, some certificates might be blocked or untrusted.

6. Try a Different Network
Sometimes firewalls or network proxies interfere with certificate validation.
- Switch from Wi-Fi to mobile data or try a different Wi-Fi network

7. Advanced: Manually Install Trusted Certificates
If the warning is for a known legitimate site (like your company or Lib), and your organization uses custom certificates, you might need to manually install them.
- Settings → Security & privacy → Encryption & credentials → Install a certificate
- Choose “CA certificate” and follow the prompts to install

If after these steps you still see the warning, the issue might be due to the website’s certificate itself being expired, misconfigured, or using a root certificate that’s not trusted by Android. In that case, contacting the website’s support is ideal.

You can find a detailed explanation with these steps here: 1 and also from Google's own support about Play Protect certification: 2.

Would you like me to walk you through any of these steps on your Pixel 7?