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UPS – Error POST 403 forbidden response

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POST 403 forbidden response

Typically, indicates a restriction on the server side. This could be due to various reasons, such as a temporary issue on the UPS server or a restriction based on your IP address.

Please try connecting again—this might have been just a temporary server hiccup on UPS’s end, and the connection could work properly on a subsequent attempt.

If the issue persists, instead of using OAuth one-click authorize, please try using client credentials. Below are the instructions on how to connect using client credentials:
https://octolize.com/docs/article/ups-how-to-get-api-connectionups-services/#oauth-rest-api-own-application

It should handle this issue and your connection will be working properly.

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