Latest Mobile Silk 136 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; AFTEU014) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.1.129 like Chrome/136.0.7103.125 Safari/537.36 Fire OS 7 Vision 7 4K (2019)
Mozilla/5.0 (Linux; Android 11; KFRAPWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 8 Fire HD 8 (2022)
Mozilla/5.0 (Linux; Android 9; KFTRWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.1.127 like Chrome/136.0.7103.125 Safari/537.36 Fire OS 7 Fire HD 10 (2021)
Mozilla/5.0 (Linux; Android 9; AFTSSS) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 7 Fire TV Stick (Gen 3)
Mozilla/5.0 (Linux; Android 11; KFRAWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 8 Fire HD 8 (2022)
Mozilla/5.0 (Linux; Android 9; AFTKA) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 7 Fire TV Stick 4K Max
Mozilla/5.0 (Linux; Android 11; AFTKRT) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 8 Fire TV Stick 4K Max (2023)
Mozilla/5.0 (Linux; Android 11; KFQUWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 8 Fire 7 (2022)
Mozilla/5.0 (Linux; Android 9; KFONWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 7 Fire HD 8 (2020)
Mozilla/5.0 (Linux; Android 9; KFTRPWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 7 Fire HD 10 Plus (2021)
Mozilla/5.0 (Linux; Android 9; KFMAWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 7 Fire HD 10 (2019)
Mozilla/5.0 (Linux; Android 11; AFTKRT) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.3.3 like Chrome/136.0.7103.159 Safari/537.36 Fire OS 8 Fire TV Stick 4K Max (2023)
Mozilla/5.0 (Linux; Android 9; KFKAWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 7 Fire HD 8 (2018)
Mozilla/5.0 (Linux; Android 11; KFSNWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 8 Fire Max 11
Mozilla/5.0 (Linux; Android 9; KFTRWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 7 Fire HD 10 (2021)
Mozilla/5.0 (Linux; Android 11; KFTUWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 8 Fire HD 10 (2023)
Mozilla/5.0 (Linux; Android 9; KFMUWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.7.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 7 Fire 7" (2019)
Mozilla/5.0 (Linux; Android 11; KFRAWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.6.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 8 Fire HD 8 (2022)
Mozilla/5.0 (Linux; Android 11; KFQUWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.6.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 8 Fire 7 (2022)
Mozilla/5.0 (Linux; Android 9; KFMAWI) AppleWebKit/537.36 (KHTML, like Gecko) Silk/136.6.3 like Chrome/136.0.7103.169 Safari/537.36 Fire OS 7 Fire HD 10 (2019)