Notes, fitness/steps, dissapeared.....apps acting up

alex2929 Said:

"Notes, fitness/steps, dissapeared.....apps acting up: My wife has an Iphone XR. Storage is pretty full on it and we have been considering a new phone.[...]"

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Troubleshooting iPhone Storage:

Internal storage cannot be upgraded. It is what it is. So, the maximum internal storage capacity never increases, even if you upgraded your iCloud plan. Learn More here: What's the Difference Between Device Storage and iCloud Storage? Apple Support

So, what to do...

Clear Space Using my User Tips:

• How to Clear Space from your Mobile Device, and What to Clear: - User Tip. You may have too much installed, and need to clear space. So, see my user tip: 
• How to Clear "Other" in your iPhone's Storage - Use Backup - User Tip. Caches would be being used for remembrance of application use. It is essentially the same for an iPhone. You'd backup your iPhone, and then restore your iPhone from the backup you've just created. All System Data will delete.

alex2929 Said:

"Notes, fitness/steps, dissapeared.....apps acting up: [...]This morning she realized all of her notes disappeared. Some of these were very important and went back a long time.[...]"

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Recovering Lost Notes:

If you have lost the notes, then here is what to try...

A. Start Here: If you're Missing Notes on your iPhone, iPad, or iPod touch - Apple Support

B. Restore from a Backup:

Did your ever back up your iPhone with these installed? If so, back up you could back up your iPhone, and then restore it from the backup.

C.Report this to Apple:

Do your Part: Provide Apple with feedback on this, letting them know about this issue.  Apple may not get back to you directly, but the more feedback they receive on this, the more they will know what is occurring, and what bug fixes to include in updates to come. Apple will know nothing of this issue, if you don't report it to them.

1. Go Here: Feedback - iPhone - Apple
2. Select: "Bug Report" for the "Feedback Type"
3. Comment: that this all began after installing an update. Include the URL of this post.
4. Proceed from there as necessary