Hieha
Car Stereo - Hieha-CZ-909 Firmware
Car Stereo - Hieha-CZ-909 Firmware
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How to upgrade firmware for your car stereo?
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Download the file to your computer and unzip the file.
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Select all the unzip files and right click the files and press copy.
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Click the USB drive's icon, right click and paste.
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Plug the U drive to your car stereo.
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Power the car stereo, Wait for a moment, The car stereo will automatically upgrade
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Before the shipping,please allow us 1-2 business days for processing your order, timing depends on the actual situation(Public Holidays/Weekends excluded)
3-7 days (According to different countries, the transportation time is different)
US: free shipping
UK: we need to charge $9.99 for shipping
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