Cannot set update channel #10513 (SL1/SL1S)

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What happened?

The printer displaying the message: Cannot set the update channel, please restart the printer and try again.

Error name: Cannot set update channel

Error code: #10513

This is related to update channels for stable or beta versions of the firmware. The user can choose between a stable and beta version of the firmware, in Settings -> Firmware. Most probably the printer configuration is somehow broken. 

How to fix it?

Update to the latest stable firmware version and/or factory reset.

Guide

Firmware updating (SL1/SL1S)