Troubleshooting

Make more with Post SMTP with this pro extensions

Bad Request(invalid_grant)

It looks like Google has decided for the last few days to revoke the sending permission (Token) of a few websites.There isn’t a specific reason and actually someone wrote an article about all the potential reasons why Google Token can be revoked:https://blog.timekit.io/google-oauth-invalid-grant-nightmare-and-how-to-fix-it-9f4efaf1da35?gi=42d0553c60d5 Please notice: maybe you will see the error in other cases like a …

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Incorrect authentication data

SPF – The first MUST solution to try You need to create TXT record on your DNS.Change YOUR_HOSTING_IP with your website IP (hosting server):v=spf1 ip4:YOUR_HOSTING_IP include:spf.protection.outlook.com -all See here for more help: https://mxtoolbox.com/c/outboundemailsources?public=Office365 Cpanel Possible solutions: Login to CPanel > Tweak Settings > All> “Restrict outgoing SMTP to root, Exim, and mailman (FKA SMTP Tweak) and …

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Fix Broken Password Reset Emails When Using Paid Memberships Pro

In one of the support threads, a user complain that password reset emails arriving without the link. After a lot of checking, I found that Paid Memberships Pro is forcing HTML type emails for every email sent. The developer did implement some kind of fix when using the native WordPress mailing system but ignored the …

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STOREDRV.Submission.Exception:SendAsDeniedException.MapiExceptionSendAsDenied

You are using office365 and you getting the error message because somewhere in your website something is overriding the email you defined to send emails inside the plugin. For example: You configured in the plugin to use the address [email protected] this address always needs to be in the “From” field of the outgoing emails, and …

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