No, you cannot directly obtain a wallet's seed phrases or private key just by having the wallet's seedQR. The seedQR is typically a QR code representation of the wallet's seed phrase, which is a mnemonic phrase used to generate the wallet's private keys.

To recover the seed phrases or private key from a seedQR, you would need to use a compatible wallet software or tool that can import or scan the seedQR and derive the seed phrases or private key from it. This process usually involves using a wallet application that supports the specific seedQR format and following the necessary steps for importing or scanning the seedQR