There is an almost infinite number of Mediatek devices, but basically the most popular are their smartphones and tablets, depending on the brand of the device we will have different options to download the firmware, we recommend looking for them in this order. If you do not find firmware for your model you may not have any brand support.If our TV-Box don’t work and does’t have reset button DO NOT TRY TO UPDATE , claim to the store.If we don’t know what we are doing DO NOT UPDATE.If the TV Box works well for our needs DO NOT UPDATE.As it is always recommendable to use OTA updates before trying to flash a device that works with a firmware from a PC, we advise using this guide as a resource to recover our tablet if there is no other option.