Instaling or Installing: How To spell?

The word Instaling is misspelled against Installing, which is present continuous of "Install"

Installing has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings insta & ing which should not be misspelled with single 'L'
Wrong Spelling:  insta-l-ing 
Correct Spelling:  insta-ll-ing 
Find more wrongly spelled words of Installing to spell it well.