### Installing QDrop 1.8

QDrop is available as a plug-in bundle for MacOS X and Windows.

#### System Requirements

- Mac OS 10.10 (Yosemite) or later
- Windows 7 or later
- 4D v15 or later, 32 or 64 bits

#### Registration & Activation

QDrop 1.8 uses new license keys (it will not work with earlier, QDrop 1.7, keys).

If you do not have suitable license keys, visit Escape's website for purchasing information.

If you have QDrop 1.8 license keys, read the page on Adding & Removing License Keys with step-by-step instructions on how to register your license keys and activate them over the Internet.

#### Installation files

The QDrop bundle is shown as package on Mac or as folder on Windows. The table below indicates the location where the plug-in files should be installed depending on platform and 4D runtime environment.

File | Description | Location
--- | --- | ---
QDrop.bundle | Mandatory install. The QDrop plug-in bundle | Plugins folder next to the database structure
QDrop Manual.4dbase | Optional install. QDrop documentation (commands reference) accessible within 4D | Components folder next to the database structure
0QLM.bundle | Mandatory install. Plug-in that controls licensing for all Escape plug-ins in your Plugins folder Keep the latest compatible version! | Plugins folder next to the database structure
QLMLib.4dbase | Mandatory install. Support library for 0QLM.bundle. | Components folder next to the database structure

#### Compatible plug-in versions

If your database uses more Escape plug-ins, make sure to use coordinated plug-in versions. The following plug-in versions should be used together:

- 0QLM 1.3x
- Q2Pix 1.0x
- QDrop 1.8x
- QGrid 1.8x