read up on the issue, here's a guardian article regarding the issue
BOYCOTT BRANDS! the way you spend your money impacts, here's a website that allows you to track brands who have and haven't paid their workers

CHANGE.ORG - remake.world began a petition to make brands such as gap, fashion nova, walmart and many others pay their bangladeshi garments workers, do not donate to change.org
LABOUR BEHIND THE LABEL - also have a petition holding accountable the brands who have not yet paid their garments workers

OXFAM - put together an email for you to sign that they will send to all the big brands in support of the hard working women who have not yet been paid
TRAIDCRAFT EXCHANGE - put together an email contacting all the brands who have not yet paid their garments workers, all you have to do is sign it

LOST STOCK - have arranged to sell unwanted clothes in the U.K, one box supports a worker for a week to help the thousands of bangladeshi garments workers hit by cancelled orders due to COVID-19 {ships to the U.K, ireland and australia}
OH SO ETHICAL - have arranged so you can donate to workers
GO FUND ME - jason rhodes and elizabeth cline have organised a fundraiser in solidarity for the bangladeshi garment workers
CLEAN CLOTHES - a global alliance that’s dedicated to improving working conditions and empowering workers in the global garment industries