Second, Android’s security model is a formidable barrier. Since Android 4.1 (Jelly Bean), Google has heavily restricted direct access to USB storage devices for security reasons. A modern, non-rooted Android device does not allow an application to write raw disk images to a USB drive connected via an OTG (On-The-Go) cable. This protection prevents malware from corrupting external drives, but it also blocks legitimate tools like Rufus. While Windows assumes the user has full control over connected hardware, Android treats external storage as a secondary citizen, accessible primarily through file managers, not low-level writing tools.

If you’ve landed on this page searching for a you are likely one of two types of users. Either you are a tech enthusiast hoping to create a bootable USB drive directly from your smartphone or tablet, or you are a PC user who mistakenly thought Rufus had a mobile companion app.

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