Where to find the "public address" of Solflare staking

Describe the problem:
Solana on Ledger wallet. Staked via Solflare.
Support note says enter the “public address”. What is this?
Can see the Solana wallet on the blockchain and the delegated account.
Koinly sees the SOL Ledger wallet but not the delegated account.
Tried using the Stake account number - “Please use your Solana address instead of token address”

Which exchange/wallet is this regarding?
Solflare

How did you import data into this wallet?
Haven’t - error. Please use your Solana address instead of token address

What have you tried to fix this so far?
Read instructions