Some older folks, particularly those with regional accents or less Pinyin education, stick with handwriting input (which was surprisingly good even ~20 years ago) - drawing the characters with a stylus or a finger.
Most folks these days use Pinyin. The T9 input method (Pinyin, but using a nine-key telephone pad) is popular with folks who grew up using dumbphones.
Finally, voice input is really popular in China. Lots of folks send texts (on WeChat) as short voice messages. WeChat even has a feature to auto-transcribe these voice messages.
But Pinyin is based on pronunciation, which varies across China. So Pinyin is based on Putonghua ? So Pinyin reinforces the role of putonghua as a project of national unification ? And the pre-eminent role of Beijing ?
Most folks these days use Pinyin. The T9 input method (Pinyin, but using a nine-key telephone pad) is popular with folks who grew up using dumbphones.
Finally, voice input is really popular in China. Lots of folks send texts (on WeChat) as short voice messages. WeChat even has a feature to auto-transcribe these voice messages.