IPA: /ˌriːˈfɔːmæt/
KK: /riˈfɔːmæt/
To change the way something is arranged or organized, often by removing the old format and applying a new one.
I need to reformat my computer to improve its performance.
Past: reformatted
Past Participle: reformatted
Reformat → It is formed from "re-" (meaning again) and "format" (from Latin "formare", meaning to shape or form). The word "reformat" means to shape or arrange something again.
Think of 'shaping again' — 're-' means again, and 'format' means to shape.