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Caring for your Galaxy Z Flip device

Your foldable device features an infinity flex display made with ultra-thin glass — a smartphone design breakthrough that allows flexibility and durability in a compact form. Because this advanced foldable glass technology is more delicate than conve

Why does my iPhone shut down or restart unexpectedly?

Your iPhone may shut down or restart due to:. By trying the options below, you should be able to fix whatever is causing your iPhone to shut down or restart unexpectedly. Don't forget, we're always here for you if you need us!. Force restart. Charge

How do I enter my Access Point Name (APN) settings on Android?

Access Point Name (APN) are the settings your phone needs in order to set up a connection with the gateway between your carrier's cellular network and the Internet. It defines the network path for all cellular data connectivity. Some carriers require

Why does my Android shut down or restart unexpectedly?

Your Android device may shut down or restart unexpectedly due to various reasons, including:. By trying the options below, you should be able to fix whatever is causing your Android to shut down or restart unexpectedly. Don't forget, we're always her

My device doesn't turn on

If your device isn't turning on, try these tips from our in-house tech experts for a quick fix. Follow the steps below to check your phone charger:. If your phone charges very slowly or doesn’t charge at all:. Charging port clean. Charging port block

Why does my battery drain so quickly?

If your phone's battery seems to run out of juice faster than it should, try these solutions from our in-house tech experts for a quick fix. Note that not all Android devices display this information, so this section of the article is for iOS users o

My device's battery capacity is below 80%

According to Apple, a normal battery is designed to retain up to 80% of its capacity at 500 complete charge cycles (if operated in normal conditions). At Back Market, our Quality Charter follows these recommendations. Keep in mind that when your batt

Why isn't my battery charging?

Follow the steps below to check your phone charger:. If your phone charges very slowly or doesn’t charge at all:. Test your cable, outlet, charger, and case:. Check your battery charge:. The best tool to clean your device’s charging/headphones port i

How to restore a device to factory settings

Restoring factory settings directly on your iPhone or Android is easy — just follow the steps from our in-house tech experts. Go to "Settings" > "General" > "Transfer or Reset [Device]" > "Erase All Content and Settings". First, back up your data. Th

How to set up your 'new' iPhone

So you got a reborn iPhone — now what? First, congratulate yourself on the incredible savings for your wallet and the planet. Now let’s get your phone set up. Apple gives you multiple ways to restore your information — iCloud, iTunes/Finder, and phon

My microphone doesn’t work

If you're having issues with your microphone, try these tips from our in-house tech experts for safely cleaning this part of your device. With an unused, soft-bristled toothbrush, dip the tip of the bristles into a tiny bit of rubbing alcohol and gen

My device's sensors don't work properly

If you're having issues with your device's sensors (e.g. movement and proximity, TouchID) try these tips from our in-house tech experts for a quick fix.

Why can't I update my phone?

Can't update your phone? Try these solutions from our in-house tech experts. Using a computer:. First, be sure to back up your data! Then, follow these steps on your Mac:

Why isn't my eSIM working?

If your eSIM* isn't working, try these tips from our in-house tech experts to solve the situation quickly. Go to "Settings" > "Mobile Data or Settings" > "Cellular". You should see your eSIM plan. If you don’t:. Check your coverage. Try resetting you

Why can't I install apps on my phone?

If you’re having trouble installing apps on your smartphone, there could be an easy fix. Take a look at what our in-house tech experts suggest. Sign out of the App Store and sign back in. An iPhone that can't download apps may mean something’s wrong

Why doesn't the GPS on my phone work?

Having issues with your GPS sensor? Try these tips from our in-house tech experts for a quick fix.

What's wrong with my phone's button or switch?

If your device has an issue with one or more of its buttons, try these tips from our tech experts for a quick fix. Remove any protective film or case to determine whether they're blocking one or more buttons. A lot of times dirt and gunk are the caus

My device's Touch has issues

If the Touch of your device isn't working properly and you're looking for a quick fix, try these tips from our in-house tech experts. Make sure you have the correct cleaning solutions & materials. Ready? Here's what to do:. Use a cloth or tissue to c

My phone's plugs and sockets aren't working

If you're having trouble with your device's plugs, ports, or sockets, try these tips from our in-house tech experts for a quick fix. Check that the volume is not on mute:. Check that the problem isn’t coming from the headphones themselves:. The best

Facial recognition/Face ID isn't working

If you're having issues with your device's facial recognition sensor, try these tips from our in-house tech experts for a quick fix. Make sure you have the correct cleaning solutions & materials. Ready? Here's what to do:. Use a cloth or tissue to ca

How do I change the language on my phone?

If you can't change or choose your device's language, try these tips from our in-house tech experts for a quick fix. First, be sure to back up your data! Then, follow these steps on your Mac:

My refurbished device has a display issue

If your device has a display issue, try these tips from our in-house tech experts for a quick fix. Set the brightness in Control Center:. Set the brightness and color temperature to your preference in Settings:. You can turn the auto-brightness featu

Why is my battery heating up/swelling?

Is your battery making your device hot to the touch and/or swelling? Safety first! If your battery is swollen, please stop using it and contact us using the link at the end of this article. We generally recommend that you use your phone when the temp

My headset and/or phone jack aren't working

Something wrong with your headset and phone jack? Try these quick fixes from our in-house experts. The best tool to clean your device’s charging/headphones port is a toothpick. Carefully insert it into the port and gently move it along the interior.

Why isn't vibrate mode working on my phone?

So, your phone's on vibrate mode, but nothing's shakin'? Try these tips from our in-house tech experts for a quick fix. Here's how to check if your device is in the correct mode:. If the problem is the vibrate mode:. If the problem is the speaker mod

Why can't people hear me on calls?

If people can't hear you well on calls, or they hear you but say that you sound far away from the microphone, try these tips from our tech experts for a quick fix. Clear any blockage from the microphone. Remove all accessories such as screen protecto

Why can't my device pick up the network?

Device not registering your network? Try these tips from our in-house tech experts for a quick fix. Check your coverage. Try resetting your network. Check your coverage. Try resetting your network. Be sure to back up your data first! Then, follow the

My camera doesn't work and/or has a black screen

If your device's camera is completely black and/or not working, try these tips from our in-house tech experts for a quick fix. Force-restart your iPhone with Face ID:. If your iPhone doesn’t have Face ID:. To force-restart your Android smartphone, pr

My camera can't focus

If the focus of your device's camera doesn't seem to work properly, try these tips from our in-house tech experts for a quick fix. Force-restart your iPhone with Face ID:. If your iPhone doesn’t have Face ID:. To force-restart your Android smartphone

Why can't I turn off the camera sound on my phone?

Want to turn off your device's camera sound? Try updating your software:. Reminder: iOS 15 removes the shutter sound on devices outside Japan and South Korea with an active non-Japanese/non-Korean SIM card.

Why isn't my device's camera flash working?

Device's camera flash not working? Try these tips from our in-house tech experts for a quick fix. Force-restart your iPhone with Face ID:. If your iPhone doesn’t have Face ID:. To force-restart your Android smartphone, press and hold the power button

My phone camera's zoom doesn't work

If your device's camera is unable to zoom, try these tips from our in-house tech experts for a quick fix. iPhone with Face ID:. If your iPhone doesn’t have Face ID:.

How do I connect my Android to my carrier?

Need help activating your Android device and connecting it to your carrier? Here are some things you can do to get connected. SIM cards give you access to your carrier's mobile data network so you can make calls, send messages, and access the Interne

Finding your IMEI number

IMEI numbers are essential for device identification. Here are answers to common IMEI questions. An IMEI number, or International Mobile Equipment Identity, is a unique 15-digit number that identifies a device. Every smartphone has an IMEI number. Si