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To parody Angelica from Rugrats: If you have to ask, don't.
Resist the FOMO. Even 27.0 GR will have some bugs that just ruin some people's day. It is crunch culture at Apple every year to finish this by the time the new phone launches, but it won't be until 27.1 or 27.2 that I would recommend it for 95-ish% of users.
That said, I don't practice what I preach. But I also have a Pixel 10 Pro as my primary phone and this iPhone 17PM is just for beta testing and nothing on it is important or will be missed if something goes awry.
 
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All good. Don't forget to disable device analytics, if you care about battery life.

Some issues here and there with Apple Music, when listening offline. But, as others have said, go through the Beta 3 thread and decide for yourself.

My verdict is that it is fine as PB1.
 
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Never found that to make a difference. All the same logs are still created on the device. You are just skipping an upload of a very small text file.

Gemini:​

How Much Battery Are We Talking About?​

  • On Stable iOS: Having analytics enabled uses virtually 0% of your battery in practical terms. The files are tiny text logs compiled in milliseconds and sent in the background.
  • On Beta iOS: Depending on how unstable the specific beta build is, the diagnostic logging overhead can easily account for an extra 3% to 8% of battery drain per day. If a specific feature or app keeps crashing in the background of your beta, the system will write massive, repeated crash logs, which causes both battery drain and device warming.
3-8% still doesn't seem like a lot. But, if battery is already draining fast, because the build is still not well-optimised, adding almost 10% drain on top of that doesn't sit well.

Ofc, everyone decides for themselves. I'm just sharing my experience – I have been having it off, because I must have noticed some difference in the past.
 
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  • On Beta iOS: Depending on how unstable the specific beta build is, the diagnostic logging overhead can easily account for an extra 3% to 8% of battery drain per day. If a specific feature or app keeps crashing in the background of your beta, the system will write massive, repeated crash logs, which causes both battery drain and device warming.
It doesnt say there that turning off analytics stops crash logs from being generated. They are still there, just not shared to Apple.
 
I've been running the dev betas for years on my main/only device.

Apart from once (I don't remember if it was iOS 14 or 16) when IMAP mails broke on DB1, and I rolled back, it's been fine.

But then (a) I know how to roll back and (b) if I'm without a working phone for a day or two it's fine.
 
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