Hey there! I’ve run into this exact icon sizing and text clarity issue a few times, so let’s break down how to get that icon matching the others and looking crisp.

1. Adjust Icon Size to Match Surrounding Apps #

Check the Original Icon Asset #

First, confirm if the icon itself is low-resolution to begin with. If this is an app you developed:

• Make sure your icon assets follow platform standards: For Android, use the mipmap hierarchy (48x48 mdpi, 72x72 hdpi, 96x96 xhdpi, etc.). For iOS, create assets for all required sizes (including the 1024x1024 App Store icon).
• Use vector-based icons (SVG) whenever possible—they scale perfectly without pixelation. Tools like Android Studio’s Image Asset Studio can auto-generate all required sizes from a single SVG.

Use Your Launcher’s Built-In Settings #

Most Android launchers let you standardize or tweak icon sizes:

• Long-press an empty spot on your home screen, open the launcher’s settings (look for a gear icon).
• Navigate to sections like Icon Settings or Desktop Settings.
• Look for options like Icon Size (drag the slider to match other icons) or Individual Icon Adjustment (some launchers let you resize just the problematic app’s icon by long-pressing it, selecting Edit, then adjusting the size slider).

Replace the Icon (For Custom/Modified Apps) #

If this is a third-party app and the launcher settings don’t work, you can replace its icon:

• Find a high-resolution version of the app’s icon (make sure it matches the required dimensions for your device’s screen density).
• Use a launcher that supports custom icons (like Nova, Lawnchair) to swap the default icon with your high-res version.

2. Improve Text Quality on the Icon #

Tweak System/Launcher Text Rendering #

• Open your device’s Settings → Display → Font Size & Style. Look for options like Clear Font or High Contrast Text to boost text sharpness.
• In your launcher settings, check for Label Settings—some launchers let you adjust text DPI or enable anti-aliasing for crisper labels.

Use High-Res Text Assets (For Custom Icons) #

If you’re creating a custom icon with text:

• Use vector fonts to render the text, so it scales without pixelation.
• Export the icon at 2x or 3x resolution (e.g., 192x192 for xhdpi devices) to ensure text stays sharp when scaled down.

Clear Cache and Restart #

Sometimes cached data causes wonky icon/text rendering:

• Go to Settings → Apps → Find your launcher app → Storage → Clear Cache.
• Restart your device—this often fixes temporary display glitches.

3. Pro Tips to Avoid Future Issues #

• Never stretch a low-res icon to fit a larger size—it’ll always look blurry. Always use assets designed for your target screen density.
• Keep your device’s display scaling at the system-recommended level. Extreme scaling can distort icons and text.

内容的提问来源于stack exchange，提问作者Sunil Bisu