You can modify Quick Settings, but it's quite an enterprise. Check out this thread.
HTC One SV c525u (K2_UL), stock 4.2.2 & Sense 5, no root;
Ex: HTC Desire PVT-4, lightweight CM 7.2.0.1, Oxygen r2 HBOOT, 4EXT Touch 1.0.0.5 RC5;
Ex: HTC Touch 3G T3232, stock ROM;

If it ain't broke, don't fix it!