Driver Download - VTOP USB232A-B USB to Serial Adapter

*Operation Manual included in the driver package

1. For Windows: PL23XX_Prolific_DriverInstaller_v204.zip

Windows Driver Installer Setup Program
Installer version & Build date: 2.0.3 (2020-10-29)
Windows Vista/7/8.1/10 (32 & 64-bit) WDF WHQL Driver: v3.8.38.0 (12/01/2020) / v5.0.17.0 (07/10/2020)
   - Windows 10 Certified WHQL Driver (TH1 1507, TH2 1511, RS1 1607, RS2 1703, RS3 1709, RS4 1803,RS5 1809,19H1 1903, 19H2 1909, 20H1 VB versions)
   - Windows Vista, 7, 8.1 Certified WHQL Driver
   - Windows Server 2016, Server2008, 2008R2, 2012, 2012R2, 2019
   - Auto-download driver via Windows Update (Windows 7, 8.1, 10)
Windows XP (32 & 64-bit) WDM Driver: v3.8.38.0 (12/01/2020)
- Compatible with Windows 2000SP4 & Server2003
Windows XP (32 & 64-bit) WDM WHQL Driver: v5.0.17.1 (07/10/2020)
    - Windows XP Certified WHQL Driver
- Compatible with Windows 2000SP4 & Server2003

2. For MacOS: PL2303_MacOSX_v1.6.4_20200911.zip

    For Mac OS High Sierra (version 10.15)
    For Mac OS High Sierra (version 10.14)
    For Mac OS High Sierra (version 10.13)
    For Mac OS X Sierra (version 10.12)
    For Mac OS X El Capitan (version 10.11)
    For Mac OS X Yosemite (version 10.10)
    For Mac OS X Mavericks (version 10.9)

NOTE: Mac OS High Sierra 10.13 introduces a new feature that requires user approval before loading new third-party kernel extensions. Go to System Preferences - Security & Privacy and click Allow.

https://developer.apple.com/library/content/technotes/tn2459/_index.html