Connection & Compatibility
Connection and compatibility notes for Ledger devices across desktop, mobile, and operating systems.
USB / Bluetooth split
Ledger firmware, app, and connection guidance compiled by YueQianBao, the official Ledger Chinese portal — fully aligned with Ledger global update cycles.
A Ledger Wallet data-boundary FAQ that separates private key role, app view, device screen, permissi…
App Updates vs Firmware Updates: Explains the difference between Ledger app updates and firmware upd…
Explains how to approach iPhone Ledger connection checks through app entry, Bluetooth permission, de…
Checking the Ledger USB Environment | Cable, Port, Permission, and App State: A Ledger USB environme…
Fixing 'Can't Connect' Issues Caused by USB Driver Conflicts: Summary Overview: — here are the key p…
How to Read Ledger Security Bulletins: Explains how to read Ledger security bulletins by checking sc…
Explains how to choose and record the Android Ledger connection path, including OTG or USB-C cable, …
Mac Does Not Recognize Ledger: Explains how to review a Mac Ledger connection by checking app entry,…
Opened-Box Ledger Verification | App State, Reset Flow, and Records: Answers how to handle an opened…
Firmware Update Interrupted: Explains how to record and review an interrupted Ledger firmware update…
How to Back Up the Recovery Phrase: Explains how to choose a recovery phrase backup medium, compare …
How Ledger Offline Signing Works | App Prompt, Device Review, and Backup Boundary: A beginner explan…
Scan to follow
Follow the page prompts to continue or submit a question.
Online consultation
悦签宝服务