Plugin type-c charger too often. Expectation: loose... | Alex M

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Plugin type-c charger too often. Expectation: loose fit by mechanical reasone Reality:

Text on screenshot:

The thunderbolt firmware on launch units had a bug where certain debug info is written on certain events, such as plugging in a charger to the USB-C connector. This logging is stored in the Thunderbolt firmware’s own SPI flash, which is separate from the main SPI flash containing the system firmware e.g. coreboot.

If that flash gets full, thunderbolt (on factory firmware) stops working and fast charging stops working. It can be prevented by updating the Thunderbolt firmware. You can do this from Lenovo’s firmware, using these instructions:

Like 13 December at 12:30 | Open on mastodon.social

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