Iphone power button repair solution?

The power buttons of my Iphone is not working.need any iphone repairing center address in lakeland, florida

Go to settings
General
Asseccibility
& Turn Assistive Touch on
Then a little block with many circles will appear somewhere in your screen
Click it > device > Lock screen as if you were turning it off press it for 10 seconds or so
& that's it
Hope I helped

Here some proceducers are given:
1. Power off your iPhone
2. Remove the back
3. Remove your SIM card
4. Remove the battery
5. Remove the Dock connector shield and disconnect the cable
6. Remove the top logic board shield
7. Disconnect the 6 cables from the top of the logic board
8. Disconnect the cellular antenna
9. Remove the logic board
10. Remove the vibrator assembly
11. Remove the metal retainer & front facing camera
12. Remove the earpiece assembly
13. Remove the 2 screws in the power button bracket
14. Partially remove the power button bracket
15. Remove the power button
16. Lift out the headphone jack assembly
16. Remove the power button flex cable and bracket from your iPhone
17. Replace the old cable and bracket with the new one
18. Replace the headphone jack
19. Replace the earpiece assembly
20. Replace the power button
21. Secure the power button bracket back into place
22. Replace the front facing camera & metal retainer
23. Reassemble the rest of your iPhone & done
do at your own risk or call a reparing center