Installing a is one of the most effective ways to breathe new life into older devices, offering improved performance, better battery management, and advanced customization options. While Marshmallow is an older version of Android, it remains a popular target for custom development due to its stability and relatively low hardware requirements. Top Custom ROMs for Android 6.0.1

: Depending on the ROM, you may need to install a custom recovery like TWRP (Team Win Recovery Project) to flash the ROM.

In the fast-paced world of Android, operating system updates come and go. While flagship devices today run Android 13 or 14, millions of users still own older hardware—devices that were once flagships but are now abandoned by manufacturers. If you own such a device, you’ve likely seen the dreaded "System UI isn’t responding" message or felt the slowdown of outdated software.

Android, being an open-source operating system, offers a wide range of possibilities for customization and modification. One of the most popular ways to breathe new life into an older device or to simply try out a new interface is by installing a custom ROM. In this article, we'll focus on Android 6.0.1, a version of Android that, despite being older, still has a significant following among enthusiasts. We'll explore what custom ROMs are, why you might want to download one based on Android 6.0.1, and provide a step-by-step guide on how to do it safely.

Android 6.0.1 is very old (2015–2016). Most modern apps no longer support it. This content assumes the user has a specific legacy device (e.g., Samsung Galaxy S5, Xiaomi Redmi 1S, Nexus 5).