If the error occurs when you try to add an image or a video to your post, then POSTOPLAN does not support this file type.
The following file types are supported:
Images: jpg, png, gif.
Video: Any format. Built-in converter will convert video to mp4 automatically while uploading.
Please note that it is impossible to post videos to personal profiles on Linkedin, WordPress, and Google My Business.
Before uploading the file, make sure that its size does not exceed the social platform limit:
WhatsApp: no more than 16 MB;
Instagram post: minimum video length is 3 seconds, maximum video length is 60 seconds;
Instagram stories: minimum length is 3 seconds, maximum length is 15 seconds;
Twitter: no more than 15 MB;
Telegrams: no more than 20 MB.