Looks like the replacement program has been extended:
Apple has now extended the program, quietly updating the accompanying support document back at the beginning of October. As noted on Reddit, the "Additional Information" section of the page now notes that the program will cover affected AirPods Pro for three years after the first retail sale of the unit, up from the initial two years.
Customers who purchased AirPods at launch in 2019 will now be covered until October 2022 should this issue pop up, and those who bought in 2020 before the repaired version in October 2020 came out can get repairs until 2023.
Apple Quietly Extends AirPods Pro Repair Program That Addresses Crackling/Static
Back in October of 2020, Apple introduced a service program to address AirPods Pro issues that could cause them to experience static, crackling...
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