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i go on the unofficial tesla service and he propose update Firmware and map (but after i will not receive update firmware).
actually in search address write to turn on wifi and wait update :( ... i wait 2 month this update and nothing, firmware updated 3 time
i have problem when i change region in M3 2020. When change region NA to EU Navigation data don't want download, i wait 2 month.
software updated more time, but navigation don't want to switch to EU...