Complex sentence: Many customers of Sony Ericsson in the United Kingdom complained to providers about being unable to obtain the phone in any color other than Aluminium Haze, and to this day it is still the most widely-sold variant of the phone.
Split into simpler sentences: Many customers of Sony Ericsson in the United Kingdom complained to providers about being unable to obtain the phone in any colour other than Aluminium Haze. To this day, it is still the most widely-sold variant of the phone.