How to solve Lonsdor K518ISE “scm file lost” Update Error

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Solution:

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Hold two buttons marked red above at the same time.

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Delete current APK V2.1

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After uninstall Lonsdor K518 APK successfully, click the arrow in the middle of the screen.

There is a new version APK v2.26 available to update

Kernel mirror image version under V2.26 needs to follow this step. Press Update Online on the bottom left.

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Install the package after downloading. It might take a long tome, please be patient. After installation, there are “WIFI Setting” and “Update”, just click “Update”. if you failed to update, change a network or change the domain name according to the file of “WIFI Setting”.

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Select repair function

If the device shows interface below, continue to follow next step.

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The operation will erase old APK data and reinstall APK.

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Select Reset to factory setting

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Install APK success

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Run APK

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Enter 6-digit password

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Update.

It will work as usual.

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