Troubleshoot Blurry or Low-Quality Shield Textures
Verify Resource Pack is Active
Check your resource pack list in the main menu under Options > Resource Packs. Ensure HD Shield Resource Pack appears in the active list on the right side. If it's in the inactive list on the left, click it and select the arrow to move it to active.
Check Texture Settings
Confirm your Minecraft graphics settings aren't forcing low-resolution textures. Visit Options > Video Settings and ensure texture filtering and mipmapping settings aren't reducing detail. Higher settings will display the pack's sharp artwork more effectively.
Reload Game if Needed
If shields still appear blurry after activating the pack, exit to the main menu and reload your world. Sometimes resource packs require a full reload to apply properly to existing shields. Create a new shield with a banner after reloading to see the high-resolution effect.