Hello Vilma I! I'm Gunasekar and I'd be happy to help you with your question.
I understand that you are having trouble installing Office Home and Student packages from your account.
If you have purchased the product from the Microsoft store, the program will be available for download. (See image 1)
a. Go to https://account.microsoft.com/services
b. Sign in with your Microsoft account.
c. Download and install the Office applications from your account.

Here's the related article for your reference:
https://support.microsoft.com/help/4414eaaf-0478-48be-9c42-23adc4716658
I hope this information helps. If you have any questions, please let me know and I will be happy to help you further.
Best regards,
Gunasekar N