I'll share an insight to determine why the balance sheet is zero, Serdar, and provide assistance to fix the issue.
The Balance Sheet report is a cumulative report that includes the opening balance.
Yes, you can modify the balance sheet in QuickBooks Online but take note that this requires you to adjust the transactions that affect the balance sheet rather than making direct changes to the balance sheet itself.
Please review the transactions and ensure they are recorded correctly in the appropriate account. Modify transactions that affect the balance sheet. For example, if you need to change an asset or liability, find the transaction and make the necessary adjustments.
I'll share this article with you. It provides information about balance sheets in QuickBooks Online: Run a Balance Sheet report in QuickBooks Online.
Ping me if you have any other questions about your balance sheet or other concerns. I look forward to helping you again.
