YOU SAID:

I forgot that bored button existed until a few minutes ago

INTO JAPANESE

私は数分前まで退屈なボタンが存在することを忘れていました

BACK INTO ENGLISH

I forgot that until a few minutes ago there was a boring button

INTO JAPANESE

私は数分前まで退屈なボタンがあったことを忘れていました

BACK INTO ENGLISH

I forgot that there was a boring button until a few minutes ago

INTO JAPANESE

数分前まで退屈なボタンがあったのを忘れていた

BACK INTO ENGLISH

I forgot there was a boring button until a few minutes ago.

INTO JAPANESE

数分前まで退屈なボタンがあったのを忘れてしまいました。

BACK INTO ENGLISH

I forgot there was a boring button until a few minutes ago.