I am using iOS 18.1 on an iPhone 16 Pro. Although I am using a SanDisk external hard drive, the iPhone’s Files app is not recognizing the drive properly, and video files are not playing well. However, everything works fine on my iPad. Could this be an issue with the iPhone's OS?I am using iOS 18.1 on an iPhone 16 Pro. Although I am using a SanDisk external hard drive, the iPhone’s Files app is not recognizing the drive properly, and video files are not playing well. However, everything works fine on my iPad. Could this be an issue with the iPhone's OS?