WhatsApp is developing a new feature that lets users customize their default quick reaction emojis, though testing indicates the option will be locked behind a paid subscription tier. Spotted by TecnoAndroid in version 2.26.38.4 of the app for Android, the capability allows individuals to swap out the standard six-symbol reaction bar for icons that match their personal communication habits.
Custom Reaction Bars Tied to Paid Tiers
Redesigning the Long-Press Emoji Tray
The upcoming customization tool modifies the quick reaction tray that appears when a user long-presses a message. Currently, WhatsApp applies a fixed default sequence consisting of a thumbs-up, red heart, laughing face, surprised face, crying face, and folded hands.
Testers accessing the feature via the Google Play beta program go to the Chat section within the app's settings to configure their preferred six-symbol shortcut bar.
Meta Monetization Strategy Takes Shape
While the interface changes are functional in current beta test builds, reporting from TecnoAndroid indicates that Meta intends to restrict this feature to premium subscribers. Free accounts will retain the standard, unchangeable reaction bar with its six factory-set emojis.

Android Beta Testing and Public Release Outlook
Neither source has provided a specific date for a public release, and the feature’s availability will depend on the outcome of ongoing stability checks within the testing build.
Worth a look