What does 書き込む mean?
書き込む is a Japanese verb meaning “to write in” in English. It can also be translated as “to post a message (e.g. on a bulletin-board), to write (data)” depending on context. It is written as 書き込む in kanji, かきこむ in hiragana, and kakikomu in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
日付は自分で書き込みなさい。
Write in the date yourself.