Alexa app says 'a software update is available' for my Echo (2nd gen), yet when asked as per app instructions, she informs me I am already up to date. Comparing software versions
How to force your Amazon Echo to update
How to check for Amazon Echo speaker software updates
How to Update an Echo Dot
Existing Amazon Echo and Echo Dots to receive Spatial Perception software update | AFTVnews
How to force your Amazon Echo to update
How to Update Your Amazon Echo Dot
The 5th Gen Amazon Echo Dot smart speaker is currently discounted by 44 percent - Neowin