ios
Grayscale on iPhone (ios)
Apple uses Color Filters under Accessibility:
Method 1: Accessibility Settings
Open Settings.
Tap Accessibility.
Go to Display & Text Size.
Tap Color Filters.
Toggle On, then select Grayscale.
Method 2: Accessibility Shortcut
Go to Settings → Accessibility.
Scroll down to Accessibility Shortcut.
Add Color Filters.
Triple‑click the Side/Home button to toggle grayscale quickly.
Method 3: Control Center
Add Accessibility Shortcuts to Control Center.
Swipe down → tap shortcut → enable grayscale.
Method 4: Siri
Say: “Turn on Color Filters” → Siri enables grayscale.
Method 5: Back Tap (iOS 14+)
Go to Settings → Accessibility → Touch → Back Tap.
Assign Color Filters to double or triple tap.
Tap the back of your phone to toggle grayscale.