Beta OTA Updates/Mac/26.0

This is a list of all beta OTA updates for Mac on macOS 26.0. For more Mac beta OTA updates, see Beta OTA Updates/Mac. For all firmware, see Firmware.

Intel

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	OTA Download URL	Extraction Key	File Size
26.0 beta	25A5279m	—		9 June 2025 (2025-06-09)	fe1d049b944691d2e4bf6750cf37ec1a381596e8e19f658e1ea70d5a603093a7.aea	JomN8+oIWNRNS0254qh5R09DAlPOqtv+uqMcVhh7yp4=	17,045,651,456
		13.7.6 RC 2	22H616		e3b791686e3ec296e295f6d99e4780f9c4fd8665b081194c1759aae32855783d.aea	r/yW03YpFuBMxNsb0oM1+7SiFtYQRxrms4O4LHz4iAs=	8,053,063,680
		13.7.6 RC 3	22H622		bcdc19b3e7e2d90695334288012535de3ed9cf93571bf30f9000d30aa5f26cba.aea	wyI+1ojwzYfpu7xd2QFiqt3z3NoYPoQxeh/e5yw4Dac=
		13.7.6	22H625		653074b8ef0a6c2f2d3690b70db1c6e961099315c6aaa4e278094f4849fa7fef.aea	/PkBUXJSTd8rcxoECuFAuhli0PL2N1wWPlah0Mhvnmo=
		14.7.6 RC 2	23H616		04a9a7836b64834d47fae17a75db34b13f145328f188544c3537bc05a352d9e1.aea	IslAJUAoU7dzdsKscL8I3Wf8kS3lj5w+DpXmeloE0Io=	6,710,886,400
		14.7.6 RC 3	23H622		c887bb7bac0eebc5be705353e2d25cc04733f4fd4f29bfe8bcaec52afe884c02.aea	ZZeU2D6QGaxwmoVB2R3Wph3qaZEtIeoNADlAy4c739E=
		14.7.6	23H626		ba59778ea74a2970342f75041b962dcb12680f0dbc52e08e14601409a838bce2.aea	Ase0/GK755WV/9HF/e4pZDf+Cz6CYd2g5Xy+NWZyn2k=
		15.5 beta 3	24F5053j		bbdbadaeeef00cca190e1fc7b5bc58c708a398d29ff15c5bb63d58d0b846983b.aea	OqK+BWy7SHQM7D/MZUdmrOXfQrpaCyBJjFq8hVSd9Fw=	4,227,858,432
		15.5 beta 4	24F5068b		e5f90f2cd6fcb74d143bb53a7951a5121f81af88d325abd3647a47286bc558d7.aea	A6VI2AeHGpjNGMXiSDwdZbIqscpgYiBlffatzAvbJQk=
		15.5	24F74		257fc80facd1914ed5d3276a3558eae20ce1bec4cd5136692fd2083080690579.aea	m0YJgThr5AfrPYoCI0Rk7vZj5+HSaTgI94ROvAb4VMc=

M1 Series/M2 Series/M3

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	OTA Download URL	Extraction Key	File Size
26.0 beta	25A5279m	—		9 June 2025 (2025-06-09)	fe1d049b944691d2e4bf6750cf37ec1a381596e8e19f658e1ea70d5a603093a7.aea	JomN8+oIWNRNS0254qh5R09DAlPOqtv+uqMcVhh7yp4=	17,045,651,456
		13.7.6 RC 2	22H616		a3e60a5146cd023992bd3aee8ed62064a77268f0d527d9f66ddb7e860f021b98.aea	5R1kYEteWpnT/TPb9NHdo6iBsPFpCz/4eiRMAqAW5bc=	12,079,595,520
		13.7.6 RC 3	22H622		d26a8a39c30cc1e32f833e95e1b6e22c70989ed7d8765b2f6fa139d925d3e4bf.aea	/+JARD2wwC2g6uu0k+ywfDhvgvQB2nFNQjfrT/zcpiM=
		13.7.6	22H625		ecb466728103facd77ac452eca6c41190a8e94405ad689d198c3d7820d5e4152.aea	/HpeHQDKGL4hDPwHA0A+hFtKCoAgDjtExtakshv0iBs=
		14.7.6 RC 2	23H616		e2341c390ca0216603d098ba44bdcc1536a214e7a51ef7e3b0c23a502f0b03d9.aea	amOCgPPIm0HPR2BCm0/TWhYHWGrnAFiw0XUEVzvWKMw=	10,468,982,784
		14.7.6 RC 3	23H622		a72abb7178bb742a23151cf36a4d69339c26cd2bb2e6a45f93c4d2fb4042c74b.aea	pdHOwqt5x7zHSCFWl4D1+K+ggOgZANOOsbD19lCpCD8=
		14.7.6	23H626		789aaefe1b8a4c3e1936e1c88f9a091e0269882129ca4658170f0d85ea8f172f.aea	zf1xewhgjEcOLRUqHCUIdu1t0R0DfOTStNdihvJMa6U=
		15.5 beta 3	24F5053j		c6c1c8ea958a70c7f11423bb02435c1c3dc744dd546c12ae80962206d1409051.aea	QIEnIxs8K9UR2y9oe+m17KDhMAEybqEWFS3tgys7HTM=	7,046,430,720
		15.5 beta 4	24F5068b		e2d41cca06770fbe84ecc36582607426d76a05089097a79a2cf99ba292d393b4.aea	pGQ3bc2M/mzR6ixwt0pPjkkiUNXefrcz/n+2Mxv1mSc=
		15.5	24F74		3a84e20a7bee82c8552aa405439c360615cc99a9a269240ea6cc0af58ed3f0e2.aea	tGOyEpfkIxXiq/yBeYhqokS05FbAw82FFGHPp2Xhxfg=

M3 Pro & Max/M3 MacBook Air

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	OTA Download URL	Extraction Key	File Size
26.0 beta	25A5279m	—		9 June 2025 (2025-06-09)	fe1d049b944691d2e4bf6750cf37ec1a381596e8e19f658e1ea70d5a603093a7.aea	JomN8+oIWNRNS0254qh5R09DAlPOqtv+uqMcVhh7yp4=	17,045,651,456
		14.7.6 RC 2	23H616		e2341c390ca0216603d098ba44bdcc1536a214e7a51ef7e3b0c23a502f0b03d9.aea	amOCgPPIm0HPR2BCm0/TWhYHWGrnAFiw0XUEVzvWKMw=	10,468,982,784
		14.7.6 RC 3	23H622		a72abb7178bb742a23151cf36a4d69339c26cd2bb2e6a45f93c4d2fb4042c74b.aea	pdHOwqt5x7zHSCFWl4D1+K+ggOgZANOOsbD19lCpCD8=
		14.7.6	23H626		789aaefe1b8a4c3e1936e1c88f9a091e0269882129ca4658170f0d85ea8f172f.aea	zf1xewhgjEcOLRUqHCUIdu1t0R0DfOTStNdihvJMa6U=
		15.5 beta 3	24F5053j		c6c1c8ea958a70c7f11423bb02435c1c3dc744dd546c12ae80962206d1409051.aea	QIEnIxs8K9UR2y9oe+m17KDhMAEybqEWFS3tgys7HTM=	7,046,430,720
		15.5 beta 4	24F5068b		e2d41cca06770fbe84ecc36582607426d76a05089097a79a2cf99ba292d393b4.aea	pGQ3bc2M/mzR6ixwt0pPjkkiUNXefrcz/n+2Mxv1mSc=
		15.5	24F74		3a84e20a7bee82c8552aa405439c360615cc99a9a269240ea6cc0af58ed3f0e2.aea	tGOyEpfkIxXiq/yBeYhqokS05FbAw82FFGHPp2Xhxfg=

M4/M4 Pro & Max/M4 MacBook Air/Mac Studio (2025)

Version	Build	Prerequisite Version	Prerequisite Build	Release Date	OTA Download URL	Extraction Key	File Size
26.0 beta	25A5279m	—		9 June 2025 (2025-06-09)	fe1d049b944691d2e4bf6750cf37ec1a381596e8e19f658e1ea70d5a603093a7.aea	JomN8+oIWNRNS0254qh5R09DAlPOqtv+uqMcVhh7yp4=	17,045,651,456
		15.5 beta 3	24F5053j		c6c1c8ea958a70c7f11423bb02435c1c3dc744dd546c12ae80962206d1409051.aea	QIEnIxs8K9UR2y9oe+m17KDhMAEybqEWFS3tgys7HTM=	7,046,430,720
		15.5 beta 4	24F5068b		e2d41cca06770fbe84ecc36582607426d76a05089097a79a2cf99ba292d393b4.aea	pGQ3bc2M/mzR6ixwt0pPjkkiUNXefrcz/n+2Mxv1mSc=
		15.5	24F74		3a84e20a7bee82c8552aa405439c360615cc99a9a269240ea6cc0af58ed3f0e2.aea	tGOyEpfkIxXiq/yBeYhqokS05FbAw82FFGHPp2Xhxfg=