Describe the problem:
Koinly is not pulling through my correct balance nor the full transaction history from Ledger BTC Wallet
Which exchange/wallet is this regarding?
How did you import data into this wallet?
Creating a wallet for the public key for my BTC
What have you tried to fix this so far?
Re-Syncing, removing/re-adding, adding multiple version of the public address, following the instructions found in another support article.