

When I turn on the console appears "Could not find_DS_MENU.DAT". What should I do?
Appearing this message on the console screen, is not an indication that file not found in _DS_MENU.DAT micro SD memory. This is due to a problem installing the firmware and next steps (if we do not know if properly installed firmware or accidentally delete it from memory) we need to proceed as follows:
Why some new roms does not work in the R4?
When the rom did not work, there are two central issues on which it should be emphasized to ensure the operation. First we must ensure that the rom we have copied the extension .nds (which is the only format that works in the game cartridge R4), bearing in mind that files such as .rar or .zip (formats in which, generally, achievable are roms) will not work. If the case is solved by removing the file .nds which lies within the tablet .rar or .zip.
If we have corroborated that our rom actually is in format .nds and anyway does not work, it is very feasible that we should make a firmware update to address this shortcoming.
If you want to learn how to update your cartridge R4 can do it reading how to upgrade the firmware.
Finally may also be that the Rom are failed from the page that discharge so you want to try to download pages of other alternatives.
I can not install a new version firmware than it has been installed. What is the problem?
Due to the increasing demand for cartridges R4 Revolution, have come on the market of fakes. Often at first glance have similar characteristics as colour, labels, among others, but the reality is that counterfeit versions could not be updated, which makes the cartridge is desactualice the short term because all the new roms requiring a higher firmware version will not work. If you want to learn how to recognize counterfeit cartridges can do so by visiting the section that explains how to recognize counterfeit cartridges.