changeover
/ˈtʃeɪndʒoʊvər/Definitions
1. noun
a period of time when a change, especially in a system or process, takes place
“The company will schedule a changeover for the new production line next week.”
2. verb
to replace or transfer something, especially a production or operating system
“The team will changeover the old software to the new version tonight.”
3. noun
a person responsible for changing or replacing something, especially in a system or process
“The changeover team worked tirelessly to meet the tight deadline.”