Most likely because you and your husband share the same Apple ID. You should each have your own unique Apple ID.
On iPhone, go to the Activity app , then tap Sharing. Tap a person you share with, tap their name, then tap either Remove Friend or Hide my Activity. You can also choose to share information with others using third-party apps.
You have both devices signed onto the same iCloud account and Photo Stream turned on? If so, either turn off Photo Stream, or set up a new Apple ID/iCloud account for your wife to use and sign on to her device.
iCloud Photos uploads all of your photos and videos to iCloud and keeps them up to date across your devices. If you turn on both My Photo Stream and iCloud Photos on an iPhone, iPad, or iPod touch, photos that you take with that device upload to both iCloud Photos and My Photo Stream.
Tap Settings, tap your name, then tap Media & Purchases. Tap View Account. You might be asked to sign in. Scroll down, then tap Remove This Device.
To unsync iPhones with the same Apple ID, unlock your phone, go to your settings app, and select the Apple ID or iCloud account. Scroll down to the devices connected and tap on the info on the phone you want to remove and tap on the remove button to commence the process.
Go to Settings. Tap your name, then tap Family Sharing. Tap your name. Tap Stop Family Sharing.
if you are okay with her being logged into your iCloud account but you don't want your photos to end up on her iPhone, Go to settings>Photos & Camera> and turn off "Photo Stream" on her device. You need to have different Apple IDs on each phone. Or everything on the cloud will move between every phone.
All the critical and sensitive information will be shared mutually between the two iPhones. The other iPhone user can access all the text messages, photos, and call logs. The other person can change the playlist. The other person can change the password and lock your device.
You will only be able to use Messages/FaceTime on one phone because if both phone are signed into Messages/FaceTime, you will see all messages visible on both phones. Any data synced to iCloud will show on both phones. If you want 2 independent phones, you will need to create another Apple ID.
Turn off iCloud Photos in iCloud and all of your devices
Photos and videos stored in iCloud will be deleted 30 days after you stop using the service.
Turn off iCloud
If you sign out of iCloud, iCloud no longer syncs your data or backs up the information on your iPhone, iPad, or iPod touch. To keep your information safe, back up your device from your Mac or PC.
When you turn off iCloud Photos, you won't be able to create a backup of any new images you capture on your device. Besides, you lose access to the photos stored on iCloud but not caught on the device.
Everyone's personal files and preferences stay private
When you share iCloud+, family members can't see each others' photos, files, or documents. And when you share other subscriptions like Apple Music, Apple Fitness+, or Apple TV+, each person sees their own preferences and recommendations — not the whole family's.
Anyone who has the link can view the album, even if they don't use iCloud. Although shared albums are stored in iCloud, they don't count toward your iCloud storage.
Your entire family can share a single iCloud storage plan large enough to store everyone's photos, videos, and files. Each person's files and documents remain private, but it's easy to see how much storage everyone is using. If you need more space, you can upgrade to a larger plan at any time.
Tap on Settings > iCloud > Delete Account (only deletes it from this device, not from iCloud; the person keeping the current account will not be affected,) provide the password to turn off Find My Phone and choose to Keep on My iDevice when prompted. Sign in with a different Apple ID to create your new account.
The common reason to this usually occurring is mainly because there is one appleID being used and signed into over two or more devices thus having contacts synced to the device. Basically, when the appleID is signed into on your husband's device, the contacts from.
This means that you are both signed in on the same Apple ID. Any device that is signed in with the same Apple ID will have access to the same content. The fix for this is the create a new and different Apple ID, and then assign that Apple ID to one or the other of you.