Article: in "FAT32" or "exFAT" format.  You can format a USB drive using a Windows or Mac computer.  Be to select FAT32 or exFAT.under File Format. Use the following steps to prepare the USB drive.  Insert a flash drive formatted in FAT32 or exFAT format. Open the Finder on Mac, or press "Windows Key + E" to open File Explorer on Windows. Open the USB drive. Right-click and New. Click Folder or New Folder. Name the folder "PS4". Open the "PS4" folder. Create a new folder called "UPDATE" inside the "PS4" folder. You'll need to do this from a computer that has an internet connection.  You can download the update file here.  Scroll down to the bottom and click agree to terms and download complete software.  It's below the header that says "Downloading instructions".  The filename should be “PS4UPDATE.PUP.” If you've downloaded previous updates, be sure to delete them before you download the latest update. After you download the latest update file, copy it to the "UPDATE" folder inside the "PS4" folder on the USB drive. If there are any previous update files on the USB drive, be sure to delete them before copying the latest update file. Check that the power indicator is not lit. If the power indicator is lit in orange, touch the power button on the PS4 for at least 7 seconds until you hear another beep from the system. While turned off, insert the USB in front of the USB and touch the power button to power on the USB drive. .  With the USB drive inserted into your PS4, use the exact steps outlined in Method 1 to update your PS4.  Your PS4 will automatically detect the update file on the USB drive and use the update file to update your system.
What is a summary of what this article is about?
Format a USB drive Ready a USB flash drive. Download the update file. Copy the update file to "UPDATE" folder on the USB drive. Turn off the power of your PS4 completely. Connect the USB to the PS4. Update your PS4 through the console