Correct

改刊

/ gǎi kān /
Strokes

Example

As a Verb

(of a newspaper, magazine, or journal) change its layout, schedule or name

1
Gāi
zhì
杂志
nián
去年
gǎikān
改刊
wéi
shuāng
yuèkān
月刊
  

The magazine went bimonthly last year.