The iCloud mailing platform is an integral part of Apple Inc, launched in 2011. Using this, users can easily store data like photos, files, documents, music, and so on. However, sometimes, iCloud mail attachment problem cause users not to attach their files or documents in iCloud Mail due to some technical reasons.
In case this is the issue you are undergoing, then try the steps given below.
Using Apple's Mail Drop is an easy way to send email attachments. It is encrypted and stored for up to 30 days. When you add an attachment that is larger than 20MB, iCloud will prompt if you'd like to use Mail Drop.
If it's a Mac laptop, then you have to enable the Mail preferences by following the steps below.