Her husband told her that she should not take off her gold bangles as long as she lived, and he died before her. Should she carry out his wishes?

No File Exists
Check below answers in case you are looking for other related questions:
What a recently-widowed woman is not allowed to do
Things which it is forbidden for a woman to do at the time of mourning

No File Exists
Related Answers:
Should she wait out her 'iddah in the place where her husband died, or go back to her homeland?
He wants to marry a non-Muslim woman who became Muslim, but her husband has not divorced her
She became Muslim after committing zinaa; does she have to wait (‘iddah) before getting married?
What a recently-widowed woman is not allowed to do
Things which it is forbidden for a woman to do at the time of mourning

Recommended answers for you:
Ruling on eye drops for one who is fasting
Ruling on cosmetic surgery
Obeying one’s husband comes before obeying one’s parents and siblings
Ruling on husband and wife playing while fasting
Hanging pictures of people in the house