Is downgrading to iOS 16 allowed after upgrading to iOS 17.0.3?

After receiving the new phone, many users reported that the new iPhone 15 Pro model had heating problems. Specifically, after 5 minutes of phone calls, the temperature on the back of the iPhone 15 Pro Max rose to 108°F, which is equivalent to 42°C. Even if the phone is placed in the pocket, it will get hot, so that the user has no choice but to take it out. Netizens also joked with pictures that it can cook.

For iPhone 15 Pro models experiencing heating issues, Apple released the iOS 17.0.3 update on Wednesday, which has resolved the issue that may cause the phone to overheat. question.

## Speaking of upgrades, many mobile phone users who have upgraded to iOS 17.0.3 said that The version is not so friendly to older mobile phones.

The iOS 17 system is currently in its early stages. Although there are fixes, there are still many problems that have not been resolved. For example, the music player will not stop when you pull it down, it will always be displayed, and sometimes the settings will crash when opening, etc., so it is impossible to "retire". If you want to really get a good experience, you must first follow the upgrade experience. Only after the subsequent version is stable can you consider the issue of the "retirement version".

Over time, Apple typically stops signing older iOS versions to prevent users from downgrading to previous software versions. If you have upgraded to iOS 17.0.3 now, you cannot downgrade back to iOS 16.

After the release of iOS 17.0.3, Apple has stopped signing iOS 16.6.1, iOS 17 and iOS 17.0.1 to prevent iPhone users from downgrading to these software versions. Either way, this means it's no longer possible to downgrade an iPhone from iOS 17 to iOS 16, nor to iOS 16.7.

The official version of iOS 17.0.3 has a version number of 21A360. It has been 8 days since the last version was updated. It not only solves the problem that may cause the iPhone to run hotter than expected. It also provides important bug fixes and security updates, and the update experience is also excellent.

The following is feedback from users who have upgraded to iOS 17.0.3:

1. Watch a video a few days ago It was burned to death and I wanted to replace it, but I didn't expect it to be repaired.

2. After the update, the running score is higher, and the multi-core is much higher.

3. Actual testing shows that there is no frequency reduction, the running score is higher, and the battery life is improved.

4. The fever is completely resolved and it saves a little power.

5. I feel that the battery is a little more durable. I will check again in the afternoon.

6. It feels pretty good. Let’s test it more.

7. It used to be hot to watch while watching videos, and the high temperature protection prevented charging. Now it has finally been fixed.

8. The WeChat delay has been reduced, and the signal is too strong.

9. Optimizing performance scheduling can indeed be improved.

10. The battery life has been improved and the signal has been strengthened.

11. It has been updated and is no longer hot.

12. The CPU frequency is not reduced, the performance is improved, and the heat is finally reduced to normal levels.

13. After the update, the heat generation is much lower and the performance is almost unaffected.

14. The problem of heating during charging has been improved.

15. Must upgrade, dragon fruit is saved.

16. The temperature is lower, but the running score remains unchanged.

17. The smoothness is good, more silky, and the fever has been repaired.

18. It used to be hot and dropped frames, but now it’s normal after the update.

19. It is smoother and smoother, and the 5G signal is always full.

20. It used to get hot when using fast charging, but after the update, the heat was significantly reduced.

21. The heating problem has been significantly improved.

22. It’s so awesome that my little hands have been frostbitten.

23. The sound quality is still excellent.

24. The 17.0.2 post bar was hot to death after watching it for a while, but now it is not hot anymore in 17.0.3.

25. Be invincible and take care of yourself.

Judging from the upgrade experience of most Apple fans, the official version of iOS 17.0.3 has indeed improved the high temperature problem, and also brought many updates and changes, which are useful for current use. It is worth updating for users who have problems.

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