There is no safe, modern, standalone “Pickit 3.10” download. Install MPLAB X IDE v5.05 from Microchip’s official archive – it includes all necessary PICKit 3 drivers and firmware. If you need the old standalone GUI, get it only from Microchip’s legacy tools section.
: If you want to use the PICkit 3 with MPLAB X again after using v3.10, you must select "Revert to MPLAB mode" within the standalone software's menu. Common Issues "Device not found" pickit 3.10 download
Warning: Be cautious when downloading executable files from third-party hosting sites. Always prefer the official Microchip archive to avoid corrupted files or malware. There is no safe, modern, standalone “Pickit 3