After updating my iOS system, the colors on my Apple iPhone screen got washed out. Not just the backgrounds but the entire operating system is affected. How can I bring back the regular colors?

In this context, "washed-out colors" refer to a visual issue where the colors displayed on the iPhone screen appear faded, pale, or lacking their usual vibrancy and richness. If you've encountered the issue of washed-out colors on your iPhone screen following an iOS update, it can be quite disconcerting. However, there are steps you can take to remedy this problem and bring back the vibrant and accurate colors you're accustomed to.
• Restart Your iPhone: Commence by performing a restart on your iPhone. Occasionally, minor software glitches can be resolved through this straightforward action.
• Inspect Display Preferences: Verify that your display's brightness and contrast settings align with your personal preferences. Access the Settings app and navigate to Display & Brightness for any required adjustments.
• Deactivate True Tone: True Tone is a functionality that automatically adapts your iPhone's display white balance according to the surrounding light conditions. In well-lit environments, this feature may contribute to the appearance of washed-out colors. To disable True Tone, access the Settings app, proceed to Display & Brightness, and switch off the True Tone option.
• Restore Display Settings: Should the issue persist, you have the option to reset your iPhone's display settings to their default configurations. This process can be initiated within the Settings app under the General section. Scroll down to locate "Transfer or Reset iPhone," select "Reset," and opt for "Reset All Settings."