How to compress files or folders into a ZIP file in Windows 10

1. Open File Explorer (Windows Explorer).

2.  Go to the file(s) or folder(s) you want to compress into a ZIP file.

3. If you want to compress multiple files or folders into a ZIP file, then you will need to select all of the files or folders you want to compress. You can select multiple files or folders by holding the CTRL key and clicking on the files or folders. Alternatively, you can click on the first file or folder, hold the SHIFT key, and then click on the last file or folder. You can also press CTRL + A to select all files or folders. 

 4. Right-click on the file or folder > Send to > Compressed (zipped) folder. For multiple files or folders, you right-click on one of the selected files or folders > Send to > Compressed (zipped) folder.

OR, you can also select the file(s) or folder(s), click on Share in the upper left corner of File Explorer and then click on ZIP.

 Windows will then compress the file(s) or folder(s) into a ZIP file.

 How to compress files or folders into a ZIP file using 7-Zip

1. Open File Explorer (Windows Explorer).

2. Go to the file(s) or folder(s) you want to compress into a ZIP file.

3. If you want to compress multiple files or folders into a ZIP file, then you will need to select all the files or folders you want to compress. You can do this by either holding CTRL and clicking on the files or folders you want, clicking the first file or folder and holding the SHIFT key and clicking the last file or folder, OR by pressing CTRL + A to select all files or folders.

4. Right-click on the file or folder > 7-Zip > Add to "[file-name].zip". For multiple files or folders, you right-click on one of the selected files or folders > 7-Zip > Add to > "[file-name].zip". 

7-Zip will then compress the file(s) or folder(s) into a ZIP file.

How to compress files or folders into a ZIP file using WinRAR

1. Open File Explorer (Windows Explorer).

2. Go to the file(s) or folder(s) you want to compress into a ZIP file.

3. If you want to compress multiple files or folders into a ZIP file, then you will need to select all the files or folders you want to compress. You can do this by either holding CTRL and clicking on the files or folders you want, clicking the first file or folder and holding the SHIFT key and clicking the last file or folder, OR by pressing CTRL + A to select all files or folders.

4. Right-click on the file or folder and then click on Add to Archive. For multiple files or folders, you right-click on one of the selected files or folders and then click on Add to Archive. 

An "Archive Name and Parameters" window will appear.

5. At Archive Format, you select ZIP.

6. Click on the OK button.