Login Matrixport App, click - [ME] - [ Account Security] - [Fund Password],
1.If you remember the original login password,follow the prompts to modify.
2.If you rforget the original login password,click[reset].Set new fund password and confirm 2-factor authentication.
Please be aware：
1.Password standard: 6 digits.
2.You will be unable to withdraw from this account for 24 hours after changing your password.