OTA Updates/Apple TV/15.1.1

Apple TV HD

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	OTA Download URL	File Size
15.1.1	19J581^[1]	—		1 November 2021	6fa9758eb99c317981108691b4136f959a68b088.zip	2,543,169,459
	19J581	—			6fa9758eb99c317981108691b4136f959a68b088.zip	2,543,169,459
		13.3	17K449		91d68fd70bb94104a61c1abd978ddd1e1f091c26.zip	1,910,380,366
		13.3.1	17K795		9308a01bf6ec053ede08ea720249c41fc1d89deb.zip	1,910,497,771
		13.4	17L256		4358f9c346eed1af67e64717bd8a96404d80a11f.zip	1,905,804,981
		13.4.5	17L562		b44e68bd73ca52f358b1154335059bdaf915f487.zip	1,905,529,484
		13.4.6	17L570		e46be322d91314b7cd9393b1f9a5f1d0d94cbcc3.zip	1,905,530,491
		13.4.8	17M61		6a6f51796eacfc0e3da2f5026b98df1c0618c9c4.zip	1,905,411,410
		14.0	18J386		bee07921b5e80cb7da7e871c42e6f03acf3e667c.zip	1,557,553,987
		14.0.1	18J400		b9f23a4b24288a43fd5644672788e9c6b65c023d.zip	1,557,550,674
		14.0.2	18J411		e9568a3b706ad1268ce7163ae11f744d0c1192d3.zip	1,557,554,466
		14.2	18K57		6aa8e4c02aab6e250e52e537c89221901cc8f45d.zip	1,534,648,263
		14.3	18K561		daa31cd3d55251b8b7cff16f135e61e73efdfc8a.zip	1,518,019,312
		14.4	18K802		afb256e000dd5a72813981d64c3390071f6af058.zip	1,517,337,115
		14.5	18L204		f0c8722f0a881689c18240bb1c1d7e7ab8e03969.zip	1,343,079,693
		14.6	18L569		9383f6630ea4d05413611e75a103bdb544c1d5a3.zip	1,338,507,517
		14.7	18M60		5a2e184c79d57d8984e1d08d3b7415a0e31541c6.zip	1,327,437,545
		15.0	19J346		1e67d053fe441a8e34eb9ae9703398231a94efd7.zip	342,382,587
		15.1	19J572		2b39175ea3faf73fcb844568e5c27d544a1e8090.zip	88,705,750

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	OTA Download URL	File Size
15.1.1	19J581^[1]	—		1 November 2021	77784d0bad2fedee0b434c5362dad4788d252c89.zip	2,861,951,029
	19J581	—			77784d0bad2fedee0b434c5362dad4788d252c89.zip	2,861,951,029
		13.3	17K449		6020ce3c5e94348c83d9e155c8931033b0500181.zip	2,197,574,721
		13.3.1	17K795		7784139cc95b4237551b85fafa22d5ff72ecde95.zip	2,197,022,943
		13.4	17L256		0f920694d64d60ac98b70cb3e37b718a4db39c98.zip	2,191,741,187
		13.4.5	17L562		e2cae82ea459e1fe6cc843812a35cf6f0a237e1d.zip	2,191,480,610
		13.4.6	17L570		c3ceea897a336109da80ee228114925b57f26cca.zip	2,191,480,912
		13.4.8	17M61		dbf2f0ebacebdc06cce6760e6582dcafccd2a942.zip	2,191,319,755
		14.0	18J386		a24e2f0225425c72a8d61d6c0c62e03e75b5d751.zip	1,596,906,659
		14.0.1	18J400		a480f2bee084eba07c6258c441ed4137eb984036.zip	1,596,905,978
		14.0.2	18J411		ebf0932b8f48b29c8de87ca0f4e42907313db290.zip	1,596,902,684
		14.2	18K57		6332de9a5bc65997848e56c04608032ef76e0693.zip	1,574,564,312
		14.3	18K561		f828ea64413d8eeeb6ad31a875f6b2f6d79f046a.zip	1,557,325,027
		14.4	18K802		adab436f93c60a44737cd9f9dae5e60d5189901f.zip	1,556,548,220
		14.5	18L204		ed4b55857de834964cce5c8ac095265a5ebbb03b.zip	1,354,630,177
		14.6	18L569		c184b8c3f01be661deff9e8a149ed028d1265f09.zip	1,352,917,601
		14.7	18M60		eb565018c3f8c34df6b3caf28bcb9fac343abf0b.zip	1,338,834,288
		15.0	19J346		ee3a56f5d90b67608b1467b93cfa02f873d1f2ee.zip	343,902,241
		15.1	19J572		ae076818004b5a3702384a99725bb8dea02b4a93.zip	86,035,066

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	OTA Download URL	File Size
15.1.1	19J581^[1]	—		1 November 2021	94439019d29f151ff6bf00545c367ec91ae31c7a.zip	2,890,313,004
	19J581	—			94439019d29f151ff6bf00545c367ec91ae31c7a.zip	2,890,313,004
		14.5	18L204		a23de5387dd194f84812563b6b6f415124f9b933.zip	1,385,045,078
		14.6	18L569		0de4d7245f66f86bf07072103203e398c08ec6a8.zip	1,380,773,698
		14.7	18M60		83c98f895241e7ce66d6a8acfb8c7005856c3eb4.zip	1,366,202,643
		15.0	19J346		44f5651e5db584606b26f18f08f1dae55aded7c5.zip	351,021,760
		15.1	19J572		f6f1554b1bcfddc0cda30ff41e513e22166b63d5.zip	100,882,924

^ ^a ^b ^c Apple inflated the build number in its mesu.apple.com listing, presumably to make the device recognize the update.
(e.g. 19J581 was listed as 19J6581.) The listings on this page use the build number displayed on the device.