To use these, open your and type the following sequences. Some menus may open instantly, while others require pressing the call button. Service Menu: *#*#7378423#*#* This is the primary Sony diagnostic tool. Test the display, touch sensitivity, and speakers. Check water resistance seals (pressure sensor test). Phone Information: *#*#4636#*#* View detailed Wi-Fi and cellular stats. Check battery health and usage history. IMEI Number: *#06#
*#*#0228#*#*
Shows touchscreen firmware revision and allows a touch grid test. Useful for verifying screen replacement quality. How to Use Secret Codes on SONY Xperia 5 III
Brings up a quick battery status graphic. You’ll see:
Shows diagnostics for Firebase Cloud Messaging (how your phone receives notifications). *#*#0000#*#* To use these, open your and type the following sequences
The *#*#7378423#*#* code unlocks the . Once inside:
*#*#4636#*#*
View detailed , Usage Statistics , and Wi-Fi Information . *#07# Certificates
This is a favorite for power users. The Xperia 5 III is known for its stamina, but if you feel your battery is degrading, this menu provides the raw data. Test the display, touch sensitivity, and speakers
*#06#