[Samsung Galaxy S22 Ultra] gav83collins:
i know most members here will know these or have them saved already,

but for those that dont,

here

1. Generic Android Secret Codes​

Description	Code
1. Testing Menu	*#*#4636#*#*
2. Display Info about device	*#*#4636#*#*
3. Factory Restore	*#*#7780#*#*
4. Camera Information	*#*#34971539#*#*
5. Completely Wipe device, install stock firmware	*2767*3855#
6. Backup all media files	*#*#273283*255*663282*#*#*
7. Wireless LAN Test	*#*#232339#*#* OR *#*#526#*#*
8. Change Power button behavior	*#*#7594#*#*
9. Quick GPS Test	*#*#1472365#*#*
10. Test mode for service activity	*#*#197328640#*#*
11. Wi-Fi Mac Address	*#*#232338#*#*
12. Another GPS test	*#*#1575#*#*
13. Packet Loopback Test	*#*#0283#*#*
14. Audio Test	*#*#0673#*#* OR *#*#0289#*#*
15. Vibration and Backlight test	*#*#0842#*#*
16. Check touch screen version	*#*#2663#*#*
17. LCD test	*#*#0*#*#*
18. Touch Screen test	*#*#2664#*#*
19. Proximity sensor test	*#*#0588#*#*
20. RAM version	*#*#3264#*#*
21. Bluetooth test	*#*#232331#*#*
22. Field Test	*#*#7262626#*#*
23. Check Bluetooth device address	*#*#232337#*#
24. Google Talk service monitoring	*#*#8255#*#*
25. PDA, Hardware, Phone and RF Call Date info	*#*#4986*2650468#*#*
26. PDA and Phone firmware check	*#*#1234#*#*
27. FTA hardware version	*#*#2222#*#*
28. FTA software version	*#*#1111#*#*
29. Displays IMEI number	*#06#
30. Enables voice dialing logging mode	*#*#8351#*#*
31. Disables voice dialing logging mode	*#*#8350#*#*
32. Brings up Epst menu	##778 +call
33. Displays Build time and change list number	*#*#44336#*#*
34. Remove Google account setting	*#*#7780#*#*
35. Reinstall the firmware	*2767*3855#
36. Used to enter into Service mode	*#*#197328640#*#*
37. Battery Status	*#0228#
38. Data create menu	*#273283*255*3282*#
39. Data usage status	*#3282*727336*#
40. OTA update menu	*#8736364#
41. RF band selection	*#2263#
42. Diagnostic configuration	*#9090#
43. USB 12C mode control	*#7284#
44. USB logging control	*#872564#
45. Debug dump menu	*#746#
46. System dump mode	*#9900#
47. Shows Build time change list number	*#*#44336#*#*
48. NAND flash serial number	*#03#
49. Real time clock test	*#0782#
50. Light sensor test	*#0589#
51. Quick test menu	*#7353#
52. Execute from Emergency dial screen to unlock PUK code	**05***#

Samsung Secret Codes​

Description	Code
1. Display IMEI number	*#06#
2. Display current firmware	*#1234#
3. Diagnostic and general settings mode	#*#4636#*#*
4. Factory soft reset	*#*#7780#*#*
5. To display product code	*2767*4387264636#
6. GPS test settings	*#*#1472365#*#*
7. Service mode main menu	*#*#197328640#*#*
8. SW & HW Info	*#12580*369#
9. Bluetooth Address	*#232337#
10. ADC Reading	*#0228#
11. RF Band Selection	*#2263#
12. Ciphering Info	*#32489#
13. Bluetooth Test Mode	*#232331#
14. Diagnostic Configuration	*#9090#
15. WLAN Test Mode	*#232339#
16. Vibration motor test	*#0842#
17. WLAN MAC Address	*#232338#
18. USB I2C Mode Control	*#7284#
19. Audio Test Mode	*#0673#
20. General Test Mode	*#0*#
21. USB Logging Control	*#872564#
22. GCF Configuration	*#4238378#
23. Real Time Clock Test	*#0782#
24. Audio Loopback Control	*#0283#
25. LBS Test Mode	*#3214789650#
26. GPS Control Menu	*#1575#
27. RIL Dump Menu	*#745#
28. Data Create Menu	*#273283*255*3282*#
29. Proximity Sensor Test Mode	*#0588#
30. Camera Firmware Update	*#34971539#
31. Light Sensor Test Mode	*#0589#
32. WLAN Engineering Mode	*#526#
33. Debug Dump Menu	*#746#
34. NAND Flash S/N	*#03#
35. Software Version Info	*#44336#
36. System Dump Mode	*#9900#
37. Data Create SD Card	*#273283*255*663282*#
38. Data Usage Status	*#3282*727336*#
39. TSP / TSK firmware update	*#2663#
40. Remap Shutdown to End Call TSK	*#7594#
41. Camera Firmware Menu	*#7412365# and *#*#34971539#*#*
42. WLAN Engineering Mode	*#528#
43. Melody Test Mode	*#0289#
44. OTA Update Menu	*#8736364#
45. Test History	*#07#
46. HSDPA/HSUPA Control Menu	*#301279#
47. Quick Test Menu	*#7353#
48. View Phone Lock Status	*#7465625#
49. Auto Answer Selection	*#272886#