MBOX file size is 53,562 KB and after dragging to the upload area I get a red box stating “Error with HTTP protocol. The file is too big for this operation.” What is an acceptable file size for your free converter?
We are investigating this scenario. Your investigation ticket ID is EMAILAPP-171. We’ll notify you in case of any update.
Please note that the maximum allowed size is 30 000 000 bytes ~ 28mbytes.