docs: for PR #5299

ACKNOWLEDGEMENTS.md

@@ -841,3 +841,4 @@ Further device support has been made with the assistance of users. Please consid
 - [MCarvalho06](https://github.com/MCarvalho06) for contributing support for Parkside Bluetooth mowers.
 - [PetePeter](https://github.com/PetePeter) for contributing improvements to SRNE EOS10B battery.
 - [mvanhorn](https://github.com/mvanhorn) for contributing support for Casdon TD Pro 3 oven.
+- [TheApsik](https://github.com/TheApsik) for contributing support for Klarta Stor 3 purifier.

DEVICES.md

@@ -475,7 +475,7 @@
 - iHunt 400m³/h and 50m³/h air purifiers
 - Jafanda JF260S and JF500 air purifiers
 - Kilo Plus air purifier
-- Klarta Stor 2 and Forste 4 air purifiers
+- Klarta Stor 2, Stor 3 and Forste 4 air purifiers
 - Kogan 2S and 5 pro air purifiers
 - Lifubide X600 air purifier
 - Meaco Clean CA-HEPA air purifier