Latest Blackboard 5 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; SM-G9600 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/80.0.3987.149 Mobile Safari/537.36 Blackboard/5.1.1 Android 9 Galaxy S9
Mozilla/5.0 (Linux; Android 9; moto g(7) play Build/PPYS29.105-134-9; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/80.0.3987.149 Mobile Safari/537.36 Blackboard/5.1.1 Android 9 Moto G7 Play
Mozilla/5.0 (Linux; Android 8.1.0; SM-G610M Build/M1AJQ; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/80.0.3987.149 Mobile Safari/537.36 Blackboard/5.1.1 Android 8 Galaxy J7 Prime
Mozilla/5.0 (Linux; Android 6.0.1; Lenovo K33b36 Build/MMB29M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/80.0.3987.149 Mobile Safari/537.36 Blackboard/5.1.1 Android 6 K33b36
Mozilla/5.0 (Linux; Android 5.1.1; SM-J120M Build/LMY47X; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/79.0.3945.136 Mobile Safari/537.36 Blackboard/5.0.1 Android 5 Galaxy J1 (2016)
Mozilla/5.0 (iPhone; CPU iPhone OS 14_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 Safari/605.1 Blackboard/5.11 iOS 14 iPhone
Mozilla/5.0 (iPhone; CPU iPhone OS 14_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 Safari/605.1 Blackboard/5.11 iOS 14 iPhone
Mozilla/5.0 (iPhone; CPU iPhone OS 14_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 Safari/605.1 Blackboard/5.10 iOS 14 iPhone
Mozilla/5.0 (iPhone; CPU iPhone OS 14_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 Safari/605.1 Blackboard/5.11 iOS 14 iPhone
Mozilla/5.0 (iPhone; CPU iPhone OS 13_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 Safari/605.1 Blackboard/5.7.1 iOS 13 iPhone
Mozilla/5.0 (iPhone; CPU iPhone OS 13_5_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 Safari/605.1 Blackboard/5.4 iOS 13 iPhone
Mozilla/5.0 (iPhone; CPU iPhone OS 13_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 Safari/605.1 Blackboard/5.11 iOS 13 iPhone
Mozilla/5.0 (iPhone; CPU iPhone OS 13_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 Safari/605.1 Blackboard/5.1.1 iOS 13 iPhone
Mozilla/5.0 (iPhone; CPU iPhone OS 13_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 Safari/605.1 Blackboard/5.1 iOS 13 iPhone
Mozilla/5.0 (iPhone; CPU iPhone OS 13_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 Safari/605.1 Blackboard/5.0 iOS 13 iPhone
Mozilla/5.0 (iPhone; CPU iPhone OS 12_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 Safari/605.1 Blackboard/5.1 iOS 12 iPhone
Mozilla/5.0 (iPhone; CPU iPhone OS 11_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15G77 Safari/605.1 Blackboard/5.1.1 iOS 11 iPhone
Mozilla/5.0 (iPad; CPU OS 12_4_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E148 Safari/605.1 Blackboard/5.1 iOS 12 iPad