You may cancel your account, put your records in Excel for the time being, and resubscribe within 12 months later.
Another option, utilize this 3rd party tool to migrate your data between QBO accounts.
https://transactionpro.grsm.io/qbo
Once you are ready to proceed, open a new QBO account with discounted price for up to 6 months.
https://quickbooks.grsm.io/US
https://quickbooks.grsm.io/us-promo
If you are able to run this process once, you may repeat it for every semester to minimize your cost.