It's time for another round of software updates for all 10th and 11th generation Kindles, including the Kindle Paperwhite 4 and 5, along with the Kindle Oasis 3, the current and previous entry-level Kindle, and the Kindle Scribe. The new software version is 5.16.6, and it's available to download from the Kindle Software Updates page
has released a new software update for the Kindle e-reader and the Kindle Scribe - Good e-Reader
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Software Updates – eWritable
Unable to update : r/kindle
Update ur kindle is grayed out : r/kindle
Kindle News - Good e-Reader
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Releases First Software Update for the Kindle Scribe (5.16.1.2) – eWritable
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How to Manually Install New Software Updates on Kindle
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Kindle Scribe Update 5.16.2 Adds More New Features