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I have my Colenny 3 and let me show you how to enter the factory mode on the following device
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So at the very beginning let me start by holding a power key
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Let's choose power off and tap ok to confirm it. Wait until your device will be completely switched off and afterwards you have to use
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the following combination of keys. The power key and volume down. Let's hold down together these two keys for a couple of seconds so keep holding both keys
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and release them as soon as Waiko logo pops up on the screen
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And as you can see the factory test mode just pops up. Here you can navigate by using volume down
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You can accomplish here essential test, PCBA test, full test, item test
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You may see the test report. If you would like to choose some option let's press menu key right here
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This is the version of your device. Let's go back by using a back key
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You may also test such things as for example the version, keys, LCD color, LED, speaker
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loop, receiver and other stuff. Let's go back. You may also perform a signaling test, GPS, upgrade, audio test, MetaBoot and other stuff
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If you would like to quit this mode let's choose either reboot or shutdown. Let me choose reboot and press menu key to confirm it
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Now the device is restarting and booting into a normal mode. Let's wait a couple of seconds
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Excellent as you can see now you can use your device. Thank you for watching
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