* PSBT: fix regression in 4.0.3 where UTXO data was not included in
QR codes (#6600)
* new feature: "Cancel tx" (#6641). The Qt/kivy GUI allows cancelling
an unconfirmed RBF tx by double-spending its inputs to self.
* Windows binary:
- fix some issues with QR scanning by building zbar ourselves (#6593)
- when using setup exe, also install a debug binary (#6603)
* Ledger: fix "The derivation path is unusual" warnings (#6512)
(needs Bitcoin app 1.4.8+ installed on device)
* A few other minor bugfixes and usability improvements.
Barusan saya coba install Electrum update terbaru ini di macOS 10.15.7 (belum mengeksplorasi lebih jauh fitur-fiturnya)