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Samsung Galaxy S25 Ultra 512GB Silver 5G + BlueBuilt Book Case Black
Samsung Galaxy S25 Ultra 512GB Silver 5G + BlueBuilt Book Case Black

Protect your Samsung Galaxy S25 Ultra 512GB Silver 5G from damage with the included BlueBuilt Book Case Black. The Samsung S25 Ultra is a high-end smartphone you can take razor-sharp photos with. With the telephoto lens of the S25 Ultra, you can even zoom in 5 times without quality loss. With the built-in Galaxy AI assistant, you can easily edit photos. The Samsung S25 Ultra is suitable for the most demanding tasks, like 3D games. With the included S Pen stylus, you can do this extra precisely. The S25 Ultra has a very large 6.9-inch Quad HD screen. Thanks to the large 5000mAh battery, this Samsung smartphone lasts an entire day with average use. On the spacious 512GB storage, you can store your photos, apps, and multiple seasons of your favorite series. Need more space? Choose the 1TB version of the S25 Ultra.

Manual Samsung Galaxy S25 Ultra 512GB Silver 5G (2.82 MB)

Read all tips here

3 tips if the sound or microphone of your OPPO smartphone doesn't work
You phone doesn't play audio, or it doesn't record audio. Sometimes, there's something wrong with the smartphone, but you can solve this with a reset or software update. We'll give a few tips to solve this problem here.

Samsung region lock: what is it and how do you get rid of it?

Sell your iPhone for a discount

How does Samsung Smart Switch work?

3 tips if the sound or microphone of your OPPO smartphone doesn't work

You phone doesn't play audio, or it doesn't record audio. Sometimes, there's something wrong with the smartphone, but you can solve this with a reset or software update. We'll give a few tips to solve this problem here.

Samsung region lock: what is it and how do you get rid of it?

Sell your iPhone for a discount

How does Samsung Smart Switch work?

2 tips for when your Samsung smartphone won't turn on anymore

How do you remove accounts from your Samsung smartphone?
Are you going to sell your smartphone or have it repaired? You first have to remove all your accounts from the device, like your Google account or Samsung account. This way, you can remove private data from the device, and the new owner or repair service can get started with your old smartphone. We'll explain how you can remove accounts from your Samsung smartphone here.

How do you remove accounts from an Android smartphone?

How do you remove accounts from your smartphone?

How do you remove accounts from your Samsung smartphone?

Are you going to sell your smartphone or have it repaired? You first have to remove all your accounts from the device, like your Google account or Samsung account. This way, you can remove private data from the device, and the new owner or repair service can get started with your old smartphone. We'll explain how you can remove accounts from your Samsung smartphone here.

How do you remove accounts from an Android smartphone?

How do you remove accounts from your smartphone?

3 tips if the sound or microphone of your OPPO smartphone doesn't work

4 tips for when the audio of your Samsung smartphone doesn't work

3 tips if the sound or microphone of your OPPO smartphone doesn't work

You phone doesn't play audio, or it doesn't record audio. Sometimes, there's something wrong with the smartphone, but you can solve this with a reset or software update. We'll give a few tips to solve this problem here.

4 tips for when the audio of your Samsung smartphone doesn't work

Does the sound of your Samsung smartphone microphone no longer work? That doesn't necessarily mean that your smartphone is broken. In many cases, you can solve this problem with a reset or an update. In this article, we'll explain how you to do that.

3 tips for when the camera of your Samsung smartphone doesn't work

8 tips to take better photos with your smartphone

3 tips for when the camera of your Samsung smartphone doesn't work

Has the camera of your Samsung smartphone stopped working? That doesn't mean the problem lies with the camera itself. Sometimes it's a software problem. Luckily, you can solve these problems yourself. We'll explain 3 ways to do this. Go through these solutions one by one and check if your camera works after each solution.

8 tips to take better photos with your smartphone

Did you get your new smartphone, and do you want to go out to take beautiful photos? In this article, we'll give you 8 tips on how to take the most beautiful smartphone photos. You'll get tips on the software of your smartphone camera, but we'll also explain about lighting and compositions. After reading this article, you'll know exactly how to take the right photo.

How do you make a backup of your Android smartphone?

How do you back up WhatsApp?

How do you make a backup of your Android smartphone?

A backup is a copy of all your data, photos, and files. It's important to make such a backup when you switch to a new smartphone or when you reset your device. In this article, we'll explain step by step how to make a backup of your Android smartphone.

How do you back up WhatsApp?

You receive messages, photos, and videos the whole day on WhatsApp. You'd like to transfer that data when you switch to a new device. In this article, we'll explain how to back up your WhatsApp history. We'll also tell you how to transfer this backup to your new mobile phone.

How do you download an app on your Android phone?

How do you download an app on your Android smartphone?

How do you download an app on your Android phone?

A smartphone is meant to make calls with, but it's much more fun to use all kinds of apps. For example, you can order a new washing machine with the Coolblue app or watch a movie on Netflix. In this article, we'll explain step by step where and how you download an app.

How do you download an app on your Android smartphone?

A smartphone is meant to make calls with, but it's much more fun to use all kinds of apps. For example, you can order a new washing machine with the Coolblue app or watch a movie on Netflix. In this article, we'll explain step by step where and how you download an app.

Sell your iPhone for a discount

Want to sell your old iPhone? At Coolblue, you can trade in your old iPhone for a discount on a new one. Order your new iPhone and trade in your old device within 30 days in our store. We'll give you the trade-in value of your old model as a discount. Selling your iPhone is good for the environment and your wallet.

View article

Sell your Samsung phone for a discount

With Samsung Upgrade, you can trade in your old device at a Coolblue store for a discount on a new Samsung Galaxy smartphone. That's good for your wallet. It's also a sustainable choice, because we give your old smartphone a second life.

View article

Which Samsung smartphone do you have?

When you buy a case, screen protector, or charger for your Samsung smartphone, you want to be sure the accessories are suitable for your device. Don't know for sure which Samsung smartphone you have? You can find the name of your device on the original packaging or on the settings menu. On this page, we explain how this works.

View article

3 tips for when the battery of your Samsung smartphone doesn't work.

Won't the battery of your Samsung smartphone charge or does it charge very slowly? In this article, we've listed various tips to solve this problem.

View article

3 tips for when the screen of your Samsung smartphone doesn't respond properly

If the screen of your Samsung smartphone doesn't respond anymore, it doesn't necessarily mean that it's broken. Sometimes it helps to reset your device. In other cases, the phone case or screen protector is the problem. In this article, we'll give you some tips, so you can use your screen the way you're used to again.

View article

How can I find the IMEI number of my phone?

Every telephone has a unique IMEI number. This allows you to find useful information from a telephone, such as how old the device is or who the owner is. This can come in handy if your phone breaks so you can see if it's under warranty. Also useful if you want to report your stolen phone. I explain how to find the IMEI number here.

View article

Tips for charging your smartphone

You probably charge your smartphone every day. When you charge it the right way, your battery wears less and your device lasts longer. We'll explain why it's better not to charge your smartphone up to 100% and why fast charging is convenient here. That way, you'll know exactly how to properly charge your smartphone, tablet, or other device.

View article

3 tips if the sound or microphone of your OPPO smartphone doesn't work
You phone doesn't play audio, or it doesn't record audio. Sometimes, there's something wrong with the smartphone, but you can solve this with a reset or software update. We'll give a few tips to solve this problem here.

Samsung region lock: what is it and how do you get rid of it?

Sell your iPhone for a discount

How does Samsung Smart Switch work?

3 tips if the sound or microphone of your OPPO smartphone doesn't work

You phone doesn't play audio, or it doesn't record audio. Sometimes, there's something wrong with the smartphone, but you can solve this with a reset or software update. We'll give a few tips to solve this problem here.

Samsung region lock: what is it and how do you get rid of it?

Sell your iPhone for a discount

How does Samsung Smart Switch work?

2 tips for when your Samsung smartphone won't turn on anymore

How do you remove accounts from your Samsung smartphone?
Are you going to sell your smartphone or have it repaired? You first have to remove all your accounts from the device, like your Google account or Samsung account. This way, you can remove private data from the device, and the new owner or repair service can get started with your old smartphone. We'll explain how you can remove accounts from your Samsung smartphone here.

How do you remove accounts from an Android smartphone?

How do you remove accounts from your smartphone?

How do you remove accounts from your Samsung smartphone?

Are you going to sell your smartphone or have it repaired? You first have to remove all your accounts from the device, like your Google account or Samsung account. This way, you can remove private data from the device, and the new owner or repair service can get started with your old smartphone. We'll explain how you can remove accounts from your Samsung smartphone here.

How do you remove accounts from an Android smartphone?

How do you remove accounts from your smartphone?

3 tips if the sound or microphone of your OPPO smartphone doesn't work

4 tips for when the audio of your Samsung smartphone doesn't work

3 tips if the sound or microphone of your OPPO smartphone doesn't work

You phone doesn't play audio, or it doesn't record audio. Sometimes, there's something wrong with the smartphone, but you can solve this with a reset or software update. We'll give a few tips to solve this problem here.

4 tips for when the audio of your Samsung smartphone doesn't work

Does the sound of your Samsung smartphone microphone no longer work? That doesn't necessarily mean that your smartphone is broken. In many cases, you can solve this problem with a reset or an update. In this article, we'll explain how you to do that.

3 tips for when the camera of your Samsung smartphone doesn't work

8 tips to take better photos with your smartphone

3 tips for when the camera of your Samsung smartphone doesn't work

Has the camera of your Samsung smartphone stopped working? That doesn't mean the problem lies with the camera itself. Sometimes it's a software problem. Luckily, you can solve these problems yourself. We'll explain 3 ways to do this. Go through these solutions one by one and check if your camera works after each solution.

8 tips to take better photos with your smartphone

Did you get your new smartphone, and do you want to go out to take beautiful photos? In this article, we'll give you 8 tips on how to take the most beautiful smartphone photos. You'll get tips on the software of your smartphone camera, but we'll also explain about lighting and compositions. After reading this article, you'll know exactly how to take the right photo.

How do you make a backup of your Android smartphone?

How do you back up WhatsApp?

How do you make a backup of your Android smartphone?

A backup is a copy of all your data, photos, and files. It's important to make such a backup when you switch to a new smartphone or when you reset your device. In this article, we'll explain step by step how to make a backup of your Android smartphone.

How do you back up WhatsApp?

You receive messages, photos, and videos the whole day on WhatsApp. You'd like to transfer that data when you switch to a new device. In this article, we'll explain how to back up your WhatsApp history. We'll also tell you how to transfer this backup to your new mobile phone.

How do you download an app on your Android phone?

How do you download an app on your Android smartphone?

How do you download an app on your Android phone?

A smartphone is meant to make calls with, but it's much more fun to use all kinds of apps. For example, you can order a new washing machine with the Coolblue app or watch a movie on Netflix. In this article, we'll explain step by step where and how you download an app.

How do you download an app on your Android smartphone?

A smartphone is meant to make calls with, but it's much more fun to use all kinds of apps. For example, you can order a new washing machine with the Coolblue app or watch a movie on Netflix. In this article, we'll explain step by step where and how you download an app.

Sell your iPhone for a discount

Want to sell your old iPhone? At Coolblue, you can trade in your old iPhone for a discount on a new one. Order your new iPhone and trade in your old device within 30 days in our store. We'll give you the trade-in value of your old model as a discount. Selling your iPhone is good for the environment and your wallet.

View article

Sell your Samsung phone for a discount

With Samsung Upgrade, you can trade in your old device at a Coolblue store for a discount on a new Samsung Galaxy smartphone. That's good for your wallet. It's also a sustainable choice, because we give your old smartphone a second life.

View article

Which Samsung smartphone do you have?

When you buy a case, screen protector, or charger for your Samsung smartphone, you want to be sure the accessories are suitable for your device. Don't know for sure which Samsung smartphone you have? You can find the name of your device on the original packaging or on the settings menu. On this page, we explain how this works.

View article

3 tips for when the battery of your Samsung smartphone doesn't work.

Won't the battery of your Samsung smartphone charge or does it charge very slowly? In this article, we've listed various tips to solve this problem.

View article

3 tips for when the screen of your Samsung smartphone doesn't respond properly

If the screen of your Samsung smartphone doesn't respond anymore, it doesn't necessarily mean that it's broken. Sometimes it helps to reset your device. In other cases, the phone case or screen protector is the problem. In this article, we'll give you some tips, so you can use your screen the way you're used to again.

View article

How can I find the IMEI number of my phone?

Every telephone has a unique IMEI number. This allows you to find useful information from a telephone, such as how old the device is or who the owner is. This can come in handy if your phone breaks so you can see if it's under warranty. Also useful if you want to report your stolen phone. I explain how to find the IMEI number here.

View article

Tips for charging your smartphone

You probably charge your smartphone every day. When you charge it the right way, your battery wears less and your device lasts longer. We'll explain why it's better not to charge your smartphone up to 100% and why fast charging is convenient here. That way, you'll know exactly how to properly charge your smartphone, tablet, or other device.

View article

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