How to Compress a Folder
A zipped or compressed file is smaller in size than its original version. Combining several files into one compressed folder makes it easier to send as an email attachment. Windows makes creating a zipped file super simple.
Email a Zipped Folder in Outlook
As long as the zipped folder doesn’t exceed Outlook’s default size limit of 20 MB (34 MB for Outlook.com), you can send the compressed file as an attachment.
Email a Zipped Folder in Gmail
You can send messages up to 25 MB in size in Gmail. Provided your folder and the contents of your email are no larger than that, you can send a zipped folder as a Gmail attachment.
Email a Zipped Folder in Yahoo Mail
Yahoo Mail limits the size of emails you can send to 25 MB. Provided your folder and the contents of your email are no larger than that, you can send a zipped folder as a Yahoo Mail attachment.
Downloading and Decompressing the Files
Recipients of the zipped folder can download the attachment and then unzip the folder to access the files. To unzip files from a compressed folder:
How to Send a Folder By Email Using a Cloud Service
An alternative to emailing a compressed folder is to upload the folder to a cloud storage service like Google Drive, Microsoft OneDrive, or DropBox. Once you save the folder to your cloud drive, you can send your recipient a link to access it without giving them access to the rest of your cloud storage. Once the recipient receives your message, they click through the link to the folder and can access all its contents in the cloud.