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Not able to send email from Outlook 365 (both old and new outlook) using Full MAPI in C++
We have an application which has option to send emails through Outlook with the option of using either Limited MAPI or Full MAPI. Till now it worked smoothly for all the cases. But we started facing...
You could try using Microsoft's MFCMapi available from MFCMAPI April 2024 (24.0.24100.06) to test signing on to Outlook and other performing other mail activities. If MFCMapi works then you can look at its source code to incorporate any needed changes into your own applications.