If you are trying to download a PDF file in Chrome (T2202s or T4As) and are facing this error message:

You need to change the settings of Google Chrome.
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Access Chrome Settings: Start by clicking on the three vertical dots located at the top right-hand corner of your Chrome browser window. From the drop-down menu, select "Settings".

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Navigate to Privacy and Security: Once in the Settings menu, find and click on "Privacy and Security" on the left-hand side. Then, find and click on "Site Settings".

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Enter Additional Content Settings: Scroll down the site settings page until you see "Additional Content Settings. Then click on "PDF Documents" within the Additional Content Settings.

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Enable PDF Downloads: You'll find some options within the PDF Documents settings. Choose "Download PDFs" to allow Chrome to download PDF files directly.

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Confirm Changes: Once you've selected "Download PDFs," ensure that the changes are saved. You may need to close and reopen Chrome for the adjustments to take effect.
Following these steps should resolve the "Invalid URL" error, allowing you to successfully download PDF files in Chrome without encountering any further issues.