Therefore, the usable storage space on the 256gb flash drive is almost 247.5gb, which is NOT acceptable by PS4 system. The drive needs to reserve a few gigabytes for the file system (around 2.5gb). In the binary numbering system, one megabyte is equal to 1,048,576 bytes, one gigabyte is equal to 1,073,741,824 bytes, and one terabyte is equal to 1,099,511,627,776 bytes.Īccordingly, the 256gb of USB flash drive is actually 256,000mb, which is calculated by PS4 system as an exact 250gb.īut this isn’t the end of story. PS4 system use the binary (base 2) numbering system. In decimal notation, one megabyte (MB) is equal to 1,000,000 bytes, one gigabyte (GB) is equal to 1,000,000,000 bytes, and one terabyte (TB) is equal to 1,000,000,000,000 bytes. Why?ĭata storage manufacturers market drives in terms of decimal (base 10) capacity. That means if your drive comes with an exact 250gb storage capacity, PS4 system will REJECT it. It’s very important to note that PS4 only accepts 250gb of usable storage space, not the actual storage capacity. Once the USB stick meets these standards, it’s fully PS4 compatible for the purpose of extended storage. Minimum usable storage space is 250gb and maximum is 8tb (if ever available).It means that older generations are NOT accepted. The support of USB 3.0 (or higher) connection.

As for the third purpose, you need a special type of USB flash drives that conforms to specific standards. For more details on how to do that, please visit this article.Īs for the first and second purposes, literally any USB flash drive would fit properly. You can directly install games on it thus save space on PS4 system storage. You can use a USB flash drive stick as an extended storage on PS4. Later, when it connects to PS4, go launch this system software file and install the operating system from scratch on the new drive. It’s where you store PS4 system software Update file after downloading it on a computer. The USB flash drive has a significant role in the process of upgrading PS4 hard drive. For more details, please visit this article. If your USB flash drive is too large, you can use it also to backup games and apps. Here, the PS4 user would just store small files like game saves and screenshots to share them with friends and family. Usually a small-capacity USB flash stick can properly do the job. All PS4 compatible storage devices share the same purposes with different level of usability. There are several purposes of using USB flash drives in PS4. Once you get a PS4 compatible USB flash drive, you’ll fully enjoy these benefits on your game console. These two reasons made USB flash drive sticks very popular in the data storage realm. Moreover, they are very easy to plug and play without the need for a USB cable. That’s because they offer high portability storage solution due to their tiny design size. USB flash drives (aka USB memory sticks) are widely used with PS4 console.

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