7-Zip: How to split a big folder size or a big file size to multiple parts?

1. Make sure you have install 7-Zip program. Let say you want to split a big folder named "directory_to_be_split".

2. Right click the big folder/file size. Select 7-Zip | Add to archive...

3. [Add to Archive] window will pop up. Type directly inside the split combo box your desired size. For this example, 100m stands for 100MB.

4. Press OK.

5. The directory will be split to multiple parts. The multiple split parts will be named as directory_to_be_split.zip.001, directory_to_be_split.zip.002 .. directory_to_be_split.zip.nnn where n is an integer from 0 to 9.