Choose an OTA for the Apple Watch Series 1 (38mm)

1 Choose a product
2 Choose a device
3 Choose a version
4 Download

OTA firmwares cannot be restored to. IPSW Downloads collects them for potential future use. They might also be useful if you're doing research.

Signed OTAs

✓watchOS 5.3.10 (16U711)March 24, 20261.3 GiB1d1b871be086e26412040296045e4dab1fab16bf.zip
✓watchOS 6.3.1 (17U224)February 2, 20261.4 GiB3ece5a587de6178e1c335d00f149cb88312b26b9.zip
✓watchOS 5.3.9 (16U693)November 5, 20201.3 GiB70388a0069364a4f93a8f99c76fa39d1661b24ca.zip
✓watchOS 3.2.3 (14V753)July 19, 2017977 MiB35e984adc909bcdbc9902e8d2ae72f62f2d8dffd.zip

Unsigned OTAs

✗watchOS 6.3 (17U208)December 14, 20201.4 GiB916c7c381f6173bff2a8ebec8fe5539cc8dde8dc.zip
✗watchOS 5.3.8 (16U680)July 15, 20201.3 GiBe4ad8f15900aa1833c7c536d204e349202899cea.zip
✗watchOS 5.3.7 (16U674)May 18, 20201.3 GiB85ab7fbc31a311bf3d1efcc95232e2aca377069e.zip
✗watchOS 5.3.6 (16U662)March 24, 20201.3 GiB8c9efdf99fdc71ba4f5c086bc037795b336bfa42.zip
✗watchOS 5.3.5 (16U652)February 18, 20201.3 GiB9e740800f9ee872e92b11ba48a90f457b4d1a4a4.zip
✗watchOS 5.3.4 (16U627)December 10, 20191.3 GiB74559bc9373563921b99afc4c0015960fd74e6b1.zip
✗watchOS 6.1.1 (17S5433b)November 5, 20191.3 GiBcca3b2d6ca69130dcbbf986c5ad9449a39cb41d5.zip
✗watchOS 6.1 (17S5083a)October 23, 20191.3 GiB3fe8de8a8ec2fcdaaaab7c739cbf4aad58ea9bb0.zip
✗watchOS 5.3.3 (16U620)October 29, 20191.3 GiB6fd10a252b94f13dc3f86f6a0733eafaa41f07b7.zip
✗watchOS 6.1 (17S5076a)October 16, 20191.3 GiBd64f82433248578dba48a9fbffa1b788f10b0bfb.zip
✗watchOS 6.1 (17S5068e)October 10, 20191.3 GiBbd8a7f60267ce2af94b410a4f63b1830748c50c9.zip
✗watchOS 6.1 (17S5059e)October 2, 20191.3 GiBd20bd81a90b73b595ce58535f65ab66945066d4a.zip
✗watchOS 6.1 (17S5054e)September 23, 20191.3 GiB49e9a7d80e7f3c7918191a54bbcb7db45b666d52.zip
✗watchOS 5.3.2 (16U611)September 26, 20191.3 GiB96d9748ecc84e6a32edfed4e5e7e1a23f837bb4e.zip
✗watchOS 6.0 (17R5575a)August 27, 20191.3 GiB4707124126b49adca81d5f2f6446c4b352961afd.zip
✗watchOS 5.3.1 (16U600)August 26, 20191.3 GiB2686fb7018b90af5e61bed4f9509089fa82ef921.zip
✗watchOS 6.0 (17R5571a)August 21, 20191.3 GiBcfbf278716498aa5c86cbf95d478a331c67d3432.zip
✗watchOS 6.0 (17R5566a)August 15, 20191.3 GiB5bf77a8abd0c7e6271385fc04d3ceb262581e440.zip
✗watchOS 6.0 (17R5556d)August 7, 20191.3 GiBe7598a8a69b7e65f812770c0bcd837e080e99c3a.zip
✗watchOS 6.0 (17R5546f)July 30, 20191.3 GiBf1eadf3d607d9e5138aecfd79688db703998c2da.zip
✗watchOS 5.3 (16U569)July 22, 20191.3 GiB13c313708560942611c93e67dc208a626570e7e1.zip
✗watchOS 6.0 (17R5532f)July 17, 20191.3 GiBfeeb0770ffd398b6dcbcdfb56f78e6eb93a4a8b5.zip
✗watchOS 5.3 (16U5569a)July 16, 20191.3 GiBa8c8e1b611114c45c47327e6a38f9587ef10542b.zip
✗watchOS 5.3 (16U5566a)July 9, 20191.3 GiB865ace529712faf2d885896f50866a5d554cdcf6.zip
✗watchOS 6.0 (17R5521e)July 2, 20191.3 GiB9d34b9a7a52a95a8ae434e1b6c380e38a1d9a7a7.zip
✗watchOS 5.3 (16U5558b)June 24, 20191.3 GiB55829e90a6557c74baffe54c866653b7e658bf3d.zip
✗watchOS 6.0 (17R5507l)June 17, 20191.3 GiB74b0aa6dfa8df91cd93f631481088033c03bae2b.zip
✗watchOS 5.3 (16U5545c)June 11, 20191.3 GiB5d21988a50d4f377e70b1942650dacd94bb26d38.zip
✗watchOS 6.0 (17R5491t)June 3, 20191.3 GiBce6713926d33932ae025468e47a225e7cf8e0e63.zip
✗watchOS 5.3 (16U5537b)May 28, 20191.3 GiB78b9bee7c0c9af1b462e0cd601cb03b39984e499.zip
✗watchOS 5.3 (16U5526f)May 15, 20191.3 GiB1526413f626940b78f8c28c4e9ac00e0655b02d1.zip
✗watchOS 5.2.1 (16U113)May 13, 20191.3 GiB303da30c742e6cc4fafd476e062b800b81761cf2.zip
✗watchOS 5.2.1 (16U5113a)May 7, 20191.3 GiB730cdbc9153e34fa00190a8c89fc98b4934586ab.zip
✗watchOS 5.2.1 (16U5110a)April 29, 20191.3 GiBfa416d15f96e42e66eb067756f029b9a58257d1f.zip
✗watchOS 5.2.1 (16U5101c)April 22, 20191.3 GiB986cccec0f55149852fa3e4ba53f119838278bf0.zip
✗watchOS 5.2.1 (16U5091b)April 8, 20191.3 GiBfe7e5379a21cb8d4ffd9174cd288583204c568f0.zip
✗watchOS 5.2.1 (16U5079d)March 28, 20191.3 GiB9083b6aa878c77a4bbab22400eb9417e82e50d36.zip
✗watchOS 5.2 (16T225)March 27, 20191.3 GiBf1fa78dc247ae0038fb8b9808584dfa40bed7fff.zip
✗watchOS 5.2 (16T5225a)March 18, 20191.3 GiBc062859bab4ad1b581da0fa920ed4d1c134c6d2b.zip
✗watchOS 5.2 (16T5222a)March 11, 20191.3 GiB8a3348add30463bd75845109a94d5814aa7e2f9a.zip
✗watchOS 5.2 (16T5212e)March 4, 20191.3 GiBe6d397b43dbb751d9786aed5e0dcc38f9a6b7536.zip
✗watchOS 5.2 (16T5201c)February 19, 20191.3 GiB94a53eaa98b199ac1024129be44fa3c786f61645.zip
✗watchOS 5.2 (16T5191d)February 4, 20191.3 GiB5ddbd3dbfa17a1d0b82f891767117f3465f7e152.zip
✗watchOS 5.2 (16T5181f)January 24, 20191.3 GiB7682dd497ad997de596da434a00eb2a4ca1120be.zip
✗watchOS 5.1.3 (16S535)January 22, 20191.3 GiBb4de988c2cdb429012f26a7760d01f653f380ef5.zip
✗watchOS 5.1.3 (16S5535a)January 7, 20191.3 GiB778782ff0c298fdb8f06f9d1fecdd7f2319ca200.zip
✗watchOS 5.1.3 (16S5531a)December 19, 20181.3 GiB054c0805575e57adda99e5ee58665383b279fafb.zip
✗watchOS 5.1.3 (16S5523a)December 10, 20181.3 GiB78daadb529061c4d8247dae374d821060102fb78.zip
✗watchOS 5.1.2 (16S46)December 6, 20181.3 GiBa6e88352507c22c14cb2ee334d3715015b0fb54d.zip
✗watchOS 5.1.2 (16S5046a)November 15, 20181.3 GiB200563f56316933a567e75445536076036f59181.zip
✗watchOS 5.1.2 (16S5042a)November 7, 20181.3 GiBb03745e3a0e6f83ea508fc3eac345bd7838d6449.zip
✗watchOS 5.1.1 (16R600)November 5, 20181.3 GiBd533f2ffa43ae711732148e1b04c7b188f51d157.zip
✗watchOS 5.1 (16R591)October 30, 20181.3 GiB1ddaf681a6c8b2bf5b9c396f004553b1efd1daef.zip
✗watchOS 5.1 (16R5589c)October 22, 20181.3 GiBf937ef36250602bd8a426dca75287b28367ca39c.zip
✗watchOS 5.1 (16R5584a)October 15, 20181.3 GiB8a0ac55d09c74c43cb924ba5b5cde36b580aef4a.zip
✗watchOS 5.1 (16R5577c)October 9, 20181.3 GiB691d05585e96e39538d87171315cf48de43a5911.zip
✗watchOS 5.1 (16R5568d)October 2, 20181.3 GiBf123c7b3b566596889f43d6bf11c8e7ec4331199.zip
✗watchOS 5.0.1 (16R381)September 27, 20181.2 GiBad95f0558cb5e53e259f49e85a861db30f02dab1.zip
✗watchOS 5.1 (16R5559d)September 18, 20181.2 GiB9e5e0bb95b80d98e9a6ccccf87d133d17f29c59c.zip
✗watchOS 5.0 (16R364)September 12, 20181.2 GiB80c925d1c359ec261d68af02f44e436cf7d747ca.zip
✗watchOS 5.0 (16R5363a)August 31, 20181.2 GiBa0a759f5339548ee3bc545bc049322f5d9425219.zip
✗watchOS 5.0 (16R5360a)August 24, 20181.2 GiBd1f9058a30fec6d4cb7e00daa340eee8df01c9ad.zip
✗watchOS 5.0 (16R5357a)August 20, 20181.2 GiBbf798de88b3d40ca27836b91c6298bab01b475f7.zip
✗watchOS 5.0 (16R5349a)August 13, 20181.0 GiBa0b82aae045eae46393e3633ac6e5a2b7b01c727.zip
✗watchOS 5.0 (16R5340g)August 6, 20181.0 GiBc56584f17c6c4d428c143e29b4d50ee7a2e31038.zip
✗watchOS 5.0 (16R5334f)July 30, 20181.2 GiBf8f7eba7e939f9dd2e04c9ff5c84f14f8770e204.zip
✗watchOS 5.0 (16R5322d)July 17, 20181.2 GiB399da14c502ae850367625c1d708a327c5501489.zip
✗watchOS 4.3.2 (15U70)July 9, 20181.1 GiB288bfd7174d23ef318cd268420330a4dc707476c.zip
✗watchOS 5.0 (16R5313d)July 3, 20181.2 GiBf2ec92edf22fe6442ffb4b2dd199df8e239cb7ef.zip
✗watchOS 4.3.2 (15U5069a)June 25, 20181.1 GiBe9fd9b043be6d24325bc74d4d23e56184cc6fcc3.zip
✗watchOS 5.0 (16R5303d)June 19, 20181.2 GiBfac130cedb285cc2942235db18289bc9fb396386.zip
✗watchOS 5.0 (16R5283r)June 11, 20181.2 GiBb7cba91fec63103c17d3cabe149e39adb0f20a87.zip
✗watchOS 4.3.2 (15U5062a)June 13, 20181.1 GiB3e8c7fb50a549b57f8bd5b04e54452eb57794d4f.zip
✗watchOS 5.0 (16R5283q)June 5, 20181.2 GiB4e0a2ddb4a408bdf5209f36844c82852e97bd673.zip
✗watchOS 4.3.2 (15U5053b)May 30, 20181.1 GiBc4aa76b84b90d7ef7793033769d9a275f849c28a.zip
✗watchOS 4.3.1 (15T567)May 29, 20181.1 GiBf0b5bd24e016cb8fe9bbf43da1ad66218d106f72.zip
✗watchOS 4.3.1 (15T5567a)May 14, 20181.1 GiBd5817181b993fb2181ebc80f5cc4f091e0ea845d.zip
✗watchOS 4.3.1 (15T5565a)May 7, 20181.1 GiB52a6cb3aeb7706045dcb462c2d1d08cfa0810873.zip
✗watchOS 4.3.1 (15T5555c)May 1, 20181.1 GiB7d5a69414127cca15b36eb9d9d957164235968cb.zip
✗watchOS 4.3.1 (15T5545b)April 16, 20181.1 GiBbb4d686414a166f48d1d3917ec40482a51e98581.zip
✗watchOS 4.3.1 (15T5535b)April 2, 20181.1 GiBd1a87496d8bbb1d96f431c95b9c222cce41a757c.zip
✗watchOS 4.3 (15T212)March 29, 20181.1 GiB72f7e03420f14f9778aebf2378dc6241bfe503a4.zip
✗watchOS 4.3 (15T5212a)March 16, 20181.1 GiBdaadb237bf84bbcbec33b9f12402998cb2c3dbf3.zip
✗watchOS 4.3 (15T5209a)March 12, 20181.1 GiB2475f1ad20dafbd0115342aec622071f69062bdd.zip
✗watchOS 4.3 (15T5199f)March 6, 20181.1 GiBf4ceb4e163e95ac7ca4362eb04ad64bb14382418.zip
✗watchOS 4.3 (15T5187e)February 21, 20181.1 GiBa565e0c0c1a8c97e611e947f28c8765a17ca205e.zip
✗watchOS 4.2.3 (15S600b)February 19, 20181.1 GiBa45e9b46d42a6ada9db320bcc881e289914bf7bf.zip
✗watchOS 4.3 (15T5176c)February 7, 20181.1 GiB8e659ee2aee50eb115a49963ab88c6ca12227dc7.zip
✗watchOS 4.3 (15T5165e)January 25, 20181.1 GiBd8a14c0eeb3c2386ef33e1b9654f4295ac26af63.zip
✗watchOS 4.2.2 (15S542)January 19, 20181.1 GiB19b453539419f9bb693b73bc5a82455d8634ac2a.zip
✗watchOS 4.2.2 (15S5540a)January 9, 20181.1 GiBf77cd4cce8bf9968fbdb7b8c33967760983047e7.zip
✗watchOS 4.2.2 (15S5536a)January 3, 20181.1 GiB413fc97e54cb3a8d46ebc14d1f5c3fc52de5ee17.zip
✗watchOS 4.2.2 (15S5534a)December 19, 20171.1 GiB08ed8362e9e788f8db7c38247098a2cfd8584873.zip
✗watchOS 4.2.2 (15S5530d)December 13, 20171.1 GiBed9199b5c823f7d31a70f981510d97509dd2e033.zip
✗watchOS 4.2 (15S102)December 5, 20171.1 GiB0e09459827ccb01362d929c19095fd511946774d.zip
✗watchOS 4.2 (15S5102b)November 17, 20171.1 GiBd3b9a2d53d6924b44490a1de4004b754349ac6a4.zip
✗watchOS 4.2 (15S5100a)November 13, 20171.1 GiBee57e3b92399e187bd57c67cf20f62ff88abe2e9.zip
✗watchOS 4.2 (15S5090c)November 6, 20171.1 GiB848286e395b235179aab9324d4b7d584efdd7869.zip
✗watchOS 4.2 (15S5085b)October 30, 20171.1 GiBcad7c481e1f93c5892c911268a4b5002941588ce.zip
✗watchOS 4.1 (15R846)October 20, 20171.1 GiB94ed661322997644279a2a118c00d2f0c353eca0.zip
✗watchOS 4.1 (15R5843a)October 16, 20171.1 GiB2af9aaea7ce4e056b311da006b2ca6cea7b47044.zip
✗watchOS 4.1 (15R5835d)October 9, 20171.1 GiB3960d3c9d06363bd4fefb3f55ac91ddaccf994e5.zip
✗watchOS 4.1 (15R5823c)September 27, 20171.1 GiB0f5c0f844e20e12d77713838198e12fec07be790.zip
✗watchOS 4.0 (15R372)September 12, 20171.1 GiB53abaea8f191fc294222dd8c264138b5c7295bf6.zip
✗watchOS 4.0 (15R5371a)August 28, 20171.1 GiB454bde80b4aec5e77da1dd00b7274f80b98abff7.zip
✗watchOS 4.0 (15R5365a)August 22, 20171.1 GiB9c42b41b015e3394d7c2ce0231450fa520e26758.zip
✗watchOS 3.2.3 (14V5751a)June 26, 2017976 MiBc8391a1e39b627bf4af73204f822e841b093cfee.zip
✗watchOS 3.2.3 (14V5744a)June 13, 2017976 MiBaf1790e148ad6ef382a79afb2004f81ee3a6fe31.zip
✗watchOS 3.2.3 (14V5734a)May 30, 2017976 MiB7e1247df944f0ad0b36af2c44d1b92d20a077131.zip
✗watchOS 3.2.3 (14V5726a)May 16, 2017976 MiB2d03da5c5a4ef1cb2df6caf0197e5baf148a31c0.zip
✗watchOS 3.2.2 (14V485)May 15, 2017976 MiBff6bb233236e08204bfbc6df0657c407981c160a.zip
✗watchOS 3.2.2 (14V5485a)April 24, 2017976 MiBff1c5d706b95de59231049df505743c3958a5a5c.zip
✗watchOS 3.2.2 (14V5480a)April 17, 2017976 MiBa890a3a74a312297dcf0895de2dbff282f63c2ab.zip
✗watchOS 3.2.2 (14V5475a)April 10, 2017976 MiB43b0a77d9a54986eb63d2546eee0daa10a6892fc.zip
✗watchOS 3.2.2 (14V5465b)March 28, 2017976 MiBbd09c808218e69fe7c49790b5e365b46955fa48b.zip
✗watchOS 3.2 (14V249)March 27, 2017976 MiBab1d6c3246320751044c3ddc08967f85b6aa8a72.zip
✗watchOS 3.2 (14V5249a)March 20, 2017975 MiB24dd1403d0abb2a4bb78e22378427a4517ea0b4a.zip
✗watchOS 3.2 (14V5245a)March 14, 2017975 MiB5829c095a2ceaf57db5bb4cfd0db508e459f660d.zip
✗watchOS 3.2 (14V5243a)March 8, 2017975 MiB2b6d663dfc696f329d420c6442a05d51628f7425.zip
✗watchOS 3.2 (14V5235b)February 27, 2017975 MiB3a9af1b517584571177ba6f513b2382ea738028c.zip
✗watchOS 3.2 (14V5224d)February 20, 2017974 MiB8741fd951fe8d999025c5c5fcff96c5888793aae.zip
✗watchOS 3.2 (14V5214d)February 6, 2017974 MiB6c8bed4aa96729cc202469e8e174ffc4445dae7e.zip
✗watchOS 3.2 (14V5205d)January 30, 20171002 MiB97e919fdd68b58b6b118a8013ed90fd81aad8e05.zip
✗watchOS 3.1.3 (14S960)January 23, 2017958 MiBcb22a8ee3653fcb8b9088e64f445e20c106c26b7.zip
✗watchOS 3.1.3 (14S959)January 9, 2017958 MiBf43d7ec1c49fffe51ff894a9f65b9428ec4af5b6.zip
✗watchOS 3.1.3 (14S958)December 21, 2016958 MiBd17c388ea02bcf9cbae42effc951fe0761ab0332.zip
✗watchOS 3.1.1 (14S883)December 5, 2016958 MiBdf53a88c51cb2dc8745ac818e6c5c729cb244c74.zip
✗watchOS 3.1.1 (14S879)November 28, 2016958 MiB395686d2db1d77493cac3c89a4e52b123d8c42c8.zip
✗watchOS 3.1.1 (14S5875b)November 15, 2016958 MiBa6dd0ad2d2f0bd7ae72b615f7058e23498c4a5ba.zip
✗watchOS 3.1.1 (14S5869b)November 7, 2016959 MiB6d695019a3319bd485bed158f8c0ab7c8caa8f98.zip
✗watchOS 3.1.1 (14S5862d)October 31, 2016959 MiB91c514303fc69f7ccedbb1bee2550be2e36a1c6c.zip
✗watchOS 3.1 (14S471)October 12, 2016950 MiBcc4227d3656f71da3533a7806609814709146fe3.zip
✗watchOS 3.1 (14S464)October 4, 2016950 MiBe4a51c3d33ee8f6c72dccdac6571263d9318b7dd.zip
✗watchOS 3.1 (14S452)September 21, 2016946 MiB4b85e35f6616230860bb31e4d0478cf4e01518d3.zip
✗watchOS 3.0 (14S326)September 7, 2016947 MiB331e2eefb058ac721ed5d68acde327aaf320295d.zip
This page omits OTA downloads with version prerequisites. You can view these on this API endpoint.
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