How to Custom Flash RG300

How to Custom Flash RG300

Are you ready to take your RG300 gaming experience to the next level? Custom flashing the RG300 can help you unlock additional features and customize it to your gaming needs. This article will provide a comprehensive guide on how to custom flash your RG300, including the necessary tools and software, step-by-step instructions, and troubleshooting tips. With this guide, you will be able to unlock the full potential of your RG300 and take your gaming to the highest level.

Overview of the RG300

Overview of the RG300

The RG300 is a powerful handheld gaming device from the team at JXD. It features a 3.5 inch TFT LCD and includes a joystick and 10 buttons for a full console-like gaming experience. The device is powered by a Linux-based operating system and has a powerful ARM Cortex-A9 dual-core processor. It comes with 2GB RAM and 16GB of internal storage, with an additional 32GB of external storage available via a MicroSD slot. The RG300 also features 802.11 b/g/n Wi-Fi, Bluetooth 4.0 and HDMI out capabilities. With an extensive library of emulators and games, the RG300 offers a great way to experience classic and new games on the go.

Benefits of customizing the RG300

Customizing the RG300 can bring a wide range of benefits. Firstly, it can help to create a unique gaming experience for the user, by allowing them to tailor the device to their preferences and play style. This includes changing the look of the device, with different colors, designs, and textures, as well as adjusting the hardware components, such as the buttons, joysticks, and memory.

Secondly, customizing the RG300 can improve the performance of the device, by allowing users to upgrade the hardware components they use. This can include replacing the processor, increasing the RAM, and upgrading the storage capacity. These modifications can drastically improve the gaming experience by allowing the device to run more quickly and efficiently.

Thirdly, customizing the RG300 can help to protect it from physical damage and wear and tear, by replacing worn out parts with new ones. This can include replacing worn out buttons, joysticks, and cases. Furthermore, customizing the device can help to protect it from dust and dirt, by adding a protective case or film to the screen.

Finally, customizing the RG300 can improve the user’s gaming experience by allowing them to change the look and feel of the device. This can include changing the background, adding custom icons and images, and adding a personalized signature. Additionally, the user can also add extra software, such as emulators, to the device to extend its capabilities.

Prerequisites to Custom Flash RG300

What you need to customize the RG300

Customizing a RG300 requires certain materials, such as a screwdriver, a cutter, sandpaper, pliers, a soldering iron, and soldering wire. Additionally, you may need to purchase some additional parts such as a new shell, buttons, and joystick parts.

How to get the necessary materials

The necessary materials for customizing an RG300 can be purchased from many online stores or from hobby stores. Depending on the type of customization, you may need to purchase items that are specific to the RG300. For example, if you are replacing the buttons and joystick, you may need to purchase specific parts designed for the RG300. Additionally, if you are creating a custom shell, you may need to find a 3D printing company that can create the shell for you.

Customization Process of Flash RG300

Installing the custom firmware

Installing custom firmware on the Flash RG300 is a relatively straightforward process that requires a few simple steps. To begin, download the latest version of the custom firmware from the official website and save it to a microSD card. Once the download is complete, insert the microSD card into the Flash RG300 and turn it on. The firmware will automatically install itself, and you will see a confirmation message on the screen when it is done.

Adding roms

Once the firmware is installed, you can start adding roms to the device. To do so, simply transfer the roms from the computer to the device via the USB connection. Once the transfer is complete, the roms will be available for play.

Configuring the settings

The next step is to configure the settings on the Flash RG300. This can be done by going to the main menu and selecting the Settings option. Here, you can customize the video and audio settings, as well as the controller configuration. Once the settings have been configured, the device is ready for use.

Installing a custom theme

Finally, you can install a custom theme on the Flash RG300. This can be done by downloading the theme from the official website and saving it to the device. Once the download is complete, go to the main menu and select the Theme option. Here, you can select the custom theme and apply it to the device.


In conclusion, customizing the RG300 is a great way to give your gaming experience a unique twist. With the right tools and some basic knowledge, you can create a customized system that is unlike any other. Taking the time and effort to customize your RG300 can provide a great sense of accomplishment and will certainly be worth the effort. Whether you’re looking for improved performance or just want to express your creativity, customizing your RG300 is a great way to make your gaming experience your own.

Frequently Asked Questions

What is a custom flash?

Custom flash is a process of modifying the firmware of a device, such as the RG300, to customize its user experience or improve its overall performance.

How do I know if I can custom flash my RG300?

To know if your RG300 is eligible for custom flashing, you need to check if it has a ROM chip. All RG300s manufactured after April 2020 come with a ROM chip, making them eligible for custom flashing.

What are the benefits of custom flashing my RG300?

Custom flashing your RG300 can offer a number of benefits, such as improved performance, better battery life, and access to exclusive custom-made software.

What software do I need to flash my RG300?

You will need a ROM flasher, such as the RG Toolbox, to flash your RG300. The RG Toolbox is a free, open-source tool that can be used to flash custom ROMs to the RG300.

Is flashing my RG300 dangerous?

Flashing your RG300 can be dangerous if done incorrectly. If you are unsure about the process, it is best to contact a professional who can safely and accurately flash your RG300 for you.

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