Installation and update

Installation

  1. Go to Edit -> Preferences.
  2. Go to Add-ons.
  3. Press Install.
  4. Select Zen UV.zip.
  5. Press Install Add-on.
  6. Enable Zen UV add-on using checkbox and restart Blender.
  7. Done! Let’s go further and install Zen UV Core Library to enable Stack feature!

Zen UV Core Library Installation

Library

Zen UV Core library is an additional library of the Zen UV add-on to get the fastest computations (Stack algorithm) in C++ which is impossible to be implemented in Python. It is distributed separately from the add-on as it is licensed differently from the GPL (Apache License 2.0). Zen UV Core library does not collect or send any data. It does not use any network connections: either internet or local. It is supported on Windows, Mac OS 11 (M1 CPU Universal app only), and Linux platforms.

  1. Go to Preferences -> Add-ons.
  2. Find installed and enabled Zen UV add-on.
  3. Go to Modules.
  4. Press Download Zen UV Core Library (FREE) if you don’t have it. gumroad
  5. Register on the gumroad.com website
  6. Enter the amount in the price field:
  7. 0 - if you want to get it completely free
  8. 1+ - if you want to donate to the development of ZenUV
  9. Press I want this! button
  10. Unpack downloaded archive in any location on your drive
  11. Press Install Zen UV Core Library.
  12. Select Zen UV Core Library file.
  13. Press Install Zen UV Core Library.
  14. Done! Now the add-on is fully installed and you can use all the features!

Zen UV Core Library installation for Mac M1-M2 (Silicon App)

Library

The new macOS M1-M2 has increased security checks that necessitates users to perform a security override for Zen UV Core to work. Specifically, Zen UV uses dynamic “zen_uv_core* .dylib” libraries that need to have its security allowed. Therefore, their installation will require additional steps described below.

Certificate

You can make sure that the library is legal and has a valid certificate using this command. codesign -d --verbose=2 --extract-certificates <path/to/zen_uv_lib_mac_silicon_64_v1_0_0.dylib>

  1. Go to Preferences -> Add-ons.
  2. Find installed and enabled Zen UV add-on.
  3. Go to Modules.
  4. Press Download Zen UV Core Library (FREE) if you don’t have it.
  5. Open zen_uv_lib_mac_silicon_64_v1_0_0.dylib library file folowing instruction from Apple or images below.
  6. Go to Blender and Select zen_uv_lib_mac_silicon_64_v1_0_0.dylib.
  7. Press Install Zen UV Core Library.
  8. Press Open in a popup window.
  9. Done! Now the add-on is fully installed and you can use all the features!

Update

  1. Go to Preferences -> Add-ons.
  2. Find installed and enabled Zen UV add-on.
  3. Press Update Zen UV.
  4. Select new version Zen UV.zip.
  5. Press Update Zen UV and restart Blender.
  6. Install Zen UV Core Library.
  7. Done!

Manual Update

Manual

Use this update method if for some reason you need to update the add-on using Blender’s standard method. In all other cases, we recommend using Zen UV Update.

  1. Go to Preferences -> Add-ons.
  2. Find installed and enabled Zen UV add-on.
  3. Go to Modules.
  4. Press Unregister Zen UV Core Libary.
  5. Press Install.
  6. Select new version Zen UV.zip.
  7. Press Install Add-on and restart Blender.
  8. Install Zen UV Core Library.
  9. Done!

Still have problems with update?

  1. Go to Blender add-ons folder. (C:\Users\Sergey\AppData\Roaming\Blender Foundation\Blender\3.2\scripts\addons).
  2. Delete Zen UV folder manually.
  3. Install Zen UV add-on.
  4. Done!

Zen Relax Application Validity Check

The validity and correctness of Zen Relax application data file is essential to be working without errors.

  1. Open file crc.md5 with any text editor

  2. Pay attention to the present checksum values Example:

950a6ed131b4cc48a8978a451a09e13d *ZenRelax_linux_64_v1_0_0
a3aa5cd73d4f1f7fcd1c62ec9147dc2c *ZenRelax_mac_intel_64_v1_0_0
f5c0c064ba189f02a05ea62c7e3c04f4 *ZenRelax_mac_silicon_64_v1_0_0
a195e82d9dbebefa5193d3409ed61cd4 *ZenRelax_win_64_v1_0_0.exe
  1. Compare the checksum of Relax application on your system with the checksum given in crc.md5 file

Validation Check (Windows)

Validate checksum with certutil command

certutil -hashfile "c:\Users\<UserName>\AppData\Roaming\Blender Foundation\Blender\3.3\scripts\addons\ZenUV\utils\clib\ZenRelax_win_64_v1_0_0.exe" MD5