Modern smartphones have displays with minimal frames, which allows you to display images of the highest quality. However, many users are faced with an annoying problem: during an incoming call, the subscriber's photo is displayed only as a small circle in the center of the screen, leaving the rest of the space empty or filled with a blurred background.
The desire to do photo on full screen when making a call is quite natural, because it is not only aesthetically pleasing, but also convenient for quickly identifying the caller. Unfortunately, standard operating system tools Android often limit the user by tying the image to a specific dialer interface template. In this article, we will look at how to bypass these restrictions and customize the display of contacts in a way that is convenient for you.
The implementation of full-screen mode depends on many factors: the OS version, the manufacturer's shell (MIUI, OneUI, ColorOS) and the installed application for making calls. Sometimes it is enough to simply change the settings, but in other cases you will need to install third-party software. Let's look at all the available methods in detail.
Features of the standard “Phone” application
Most smartphones come with a pre-installed application Phone from Google or from the device manufacturer. In the latest versions of these applications, the developers deliberately limited the size of the avatar to the contact so as not to overlap the call control buttons (reset, volume, mute). This is done for ergonomic reasons, but for lovers of visual style this can be an obstacle.
If you are using a clean Android or shell close to stock, the system automatically scales the image to fit it into a circular area. In this case cropping a photo occurs rigidly in the center. If the face in the photo is shifted to the side, when you call, you will only see part of the cheek or ear. The standard contacts menu rarely provides tools for manual cropping for a specific full screen format.
Some manufacturers, such as Samsung or Xiaomi, allow you to select the display area more flexibly in your gallery when linking a photo to a contact. However, even in this case, the image rarely stretches to 100% of the display area during a call, most often remaining within the central zone. To fully control the situation, intervention in system settings or the use of additional utilities is often required.
⚠️ Attention: The interface of standard applications is updated regularly. What worked on Android 11can be changed or deleted on Android 14. Always check that the menu is up to date in the settings of your specific device.
Configuration through the system gallery and contacts
Before installing third-party apps, you should try to optimize the built-in tools as much as possible. The first step is to properly prepare the image. The photo must be of high resolution, preferably in a vertical orientation, to minimize quality loss when scaling. Horizontal pictures when stretched to fill the entire screen will look unnatural.
The installation process begins by opening the application Contact. Find the desired subscriber in the list and click on the edit button (usually a pencil icon). In the editing menu, select “Add Photo” or “Edit Photo”. Here the system will prompt you to select an image from the gallery or take a new photo with the camera.
After selecting the file, the cropping editor will open. Your task is to bring the image as close as possible (zoom) so that it fills the entire available preview area. Don’t be afraid to cut off unnecessary background details, the main thing is that the face takes up as much area as possible. Once saved, the system will apply this photo to all places where the contact is displayed, including the lock screen and call screen.
- 📸 Use vertical portraits to better fill the screen.
- ✂️ When cropping in the editor, zoom in as close as possible to the subject.
- 💾 Save photos in high resolution (minimum 1080x1920 pixels).
☑️ Preparing the perfect photo
Using third-party calling applications
If standard methods do not give the desired result, the most effective solution is to install an alternative dialing application. There is a whole class of apps whose main function is to customize the call screen. They allow you not only to stretch photos across the entire display, but also to add animation, video backgrounds and complex design themes.
One of the most popular solutions is the application Truecaller, which has a built-in “Caller ID” function with the ability to set your own themes. There are also specialized utilities like Call Screen - Background & Themes or ExDialer. These apps intercept the incoming call and display their interface on top of the system one, using the images you downloaded in full size.
When installing such software, you must provide it with a number of permissions. Access to contacts, phone and the right to “display on top of other windows” are critically important. Without the last permission, the application will not be able to show your beautiful photo at the time of the call, since the system will block its window in favor of the standard “dialer”.
| Application | License type | Support video background | Setting complexity |
|---|---|---|---|
| Truecaller | Freemium | No (photo only) | Low |
| Call Screen | Free | Yes | Average |
| ExDialer | Paid/Free | Yes (topics) | High |
| DIY Caller ID | Free | Yes | Medium |
Solving problems with cutting and quality
A common problem when trying to make photo on the full screen is loss of quality or incorrect cutting of important parts. If the image appears blurry or pixelated after installation, it is likely that the original file is too low resolution. The screens of modern smartphones have a pixel density of more than 400 PPI, so small pictures from instant messengers will look bad.
Another nuance is the aspect ratio. If you load a square photo onto a 19:9 or 20:9 screen, the system will have to either crop the top and bottom or stretch the image, distorting the proportions of the face. The best solution is to pre-process the photo in any graphic editor to suit the resolution of your screen before uploading it to contacts.
In some cases, clearing the cache of the Contacts and Phone applications helps. Accumulated temporary files may prevent new settings from displaying correctly. Go to Settings → Applications → Phone → Storage and click “Clear cache”. This is a secure operation that will not delete your contacts, but will update the data display.
⚠️ Warning: Third-party calling apps may consume more battery power than standard ones. Constantly rendering high-resolution graphics on the screen while waiting for a call increases battery consumption.
Why may the photo not be displayed for some callers?
If you have synchronization with Google contacts enabled, and the caller does not have your entry in the phone book or is calling from a hidden number, the system may show a standard stub instead of a photo. Also, some telecom operators block the transmission of graphic data when calling via VoLTE while roaming.
Settings for different Android shells
Different manufacturers modify the interface in different ways. Owners of devices Samsung with a shell One UI are luckier than others: in the theme settings here you can set a global background for the call screen, which will be applied to all contacts that do not have an individual photo. This is done through the “Themes” application in the “Wallpaper” section.
Users Xiaomi (MIUI/HyperOS) may encounter the fact that even when installing a large photo, it remains in a circle. In this case, it's worth checking your theme settings in the Themes app. Often there are separate “Screen Call” packages that completely change the call display logic, allowing you to display the image on the entire screen without frames.
On devices Huawei and Honor with a shell EMUI or MagicOS functionality as well expanded In the contacts menu, when editing a photo, sometimes a “Full screen” checkbox or a similar option appears in the display settings. If there is no such checkbox, the third-party app method remains the only working option for these brands.
- 📱 Samsung: Use the Themes app to set a global call background.
- 🍚 Xiaomi: Look for themes in the "Screen Call" category in the theme store.
- 🌸 Huawei: Check advanced settings when editing a contact.
If you often change your desktop wallpaper, install a calling application that automatically pulls up the current system wallpaper as the background for an incoming call. This will create the effect of a seamless transition.
Technical limitations and common errors
Do not forget about the technical limitations of hardware. On budget smartphones with a small amount of RAM (RAM), heavy applications for customizing calls can cause delays. You can see the photo of the caller with a delay of 1-2 seconds, when the call is already in progress. In such cases, it is better to return to the standard interface or use static, optimized images.
Another common mistake is application conflict. If you have several apps installed that claim to be a “dialer” (for example, Skype, Viber and a third-party Dialer), the system may be confused about which window to show in priority. In the settings Default applications → Phone application you should strictly specify the utility that you want to use for all calls, including the SIM card.
It is also worth mentioning the influence of the energy saving mode. When Hard Power Saving is activated, the system may block background processes of third-party calling applications. As a result, when a call comes in, you see a standard black screen instead of a customized photo. Add your calling application to the power saving mode exceptions.
The stability of the full-screen photo depends not only on the settings, but also on whether the application is assigned to the phone by default and whether it is added to the power saving exceptions.
Why is the photo reset to standard after rebooting the phone?
This happens if the application to customize calls was forcibly closed by the system or deleted from memory. Check the autorun settings for this application and prevent the system from “killing” its process in the background. Also make sure that the application has constant access to the storage.
Is it possible to set a video instead of a photo when making a call?
Yes, this is possible, but only using third-party applications such as Call Screen or Video Caller ID. The standard Android feature does not support using video files as a contact avatar due to high resource consumption.
Does the photo format (JPEG or PNG) affect the display quality?
The format is of secondary importance. The main thing is the resolution and bitrate of the image. However, PNG is better suited for graphics with transparency if you are using complex themes, and JPEG is optimal for ordinary photos of people, as it takes up less space.
Why is a photo visible on the lock screen, but when you respond it disappears?
This behavior is inherent in the logic of many launchers and security systems. When you swipe to answer, the interface switches to active conversation mode, which gives priority to the control buttons. This can only be changed through deep theme settings or root access.
Is it safe to give third-party callers access to contacts?
Basic access is necessary for work. However, avoid reputable apps that require SMS or location access. Read reviews and check permissions before installing any software that replaces system functions.