Hi @Andy Drury ,
Chrome:
Chrome specifically blocks local file access for security reasons .
- Method 1 : Disable Chrome built-in security measures
The command: /path/to/chrome_binary –allow-file-access-from-files -disable-web-security - Method 2 : Run a simple server serving static files
More details,you could refer to below article:
https://linuxpip.org/fix-not-allowed-to-load-local-resource/
Edge:
Solution: You have to configure via Policy the specific sites which should use the IEMode, all other sites will render as modern web sites.
More details,you could refer to below article:
https://www.ilikesharepoint.de/2020/05/not-allowed-to-load-local-resource-in-microsoft-edge/
Best regards,
Yijing Sun
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