Nextcloud Configure Outlook with Deeztek Nextcloud CalDAV Calendar and Deeztek Hosted Mail Account Pre-requisites: You must have an existing Deeztek Mail account Download and install the latest version of CalDav Synchronizer Navigate to  CalDav Synchronizer  page at  https://caldavsynchronizer.org/download-2/  and download the latest version of CalDav Synchronizer (As of the writing of this guide, the latest version was 4.0.0). Extract the downloaded zip and then install CalDav synchronizer using the included  setup.exe . Login to Deeztek Nextcloud with your Deeztek Mail Credentials Navigate to the Deeztek Nextcloud server at https://cloud.hosting.deeztek.com and click on the the Login with Deeztek Mail Account button ( Figure 1 ): Figure 1 You will be taken to the Deeztek Mail Authorize application screen. Enter your Deeztek Mail username and password and click the Login button ( Figure 2 ): Figure 2 On the following Authorize application screen, click the Authorize application button ( Figure 3 ): Figure 3 Once you click the Authorize application button, you will be logged in to the Deeztek Nextcloud. On the top right menu, click on the round icon containing the initials of your name and then click on Settings ( Figure 4 ): Figure 4 Next, click on Security on the left menu ( Figure 5 ): Figure 5 Under the Devices & sessions section, enter a name of your choosing in the App name field (Example: shared-calendar) and click the Create new app password ( Figure 6 ) : Figure 6 The system will generate a Username and Password below. Ensure you copy both the username and the password before clicking the Done button because you are going to need them in order to configure Outlook below ( Figure 7 ): Figure 7 Next, click on the Calendar icon on the top menu bar ( Figure 8 ): Figure 8 Locate the calendar you wish to connect to and click the on the 3 dots next to the calendar and on the resultant menu click on Copy private link , ensuring you save the link because you are going to need it to configure Outlook below ( Figure 9 ): Figure 9 Configure CalDav Synchronizer From the Outlook main window, click on  CalDav Synchronize r from the top menu ( Figure 10 ). Figure 10 Next, click on  Synchronization   Profile s button ( Figure 11 ). Figure 11 In the CalDav  Options window, click the icon (Add new profile) button and in the Select Profile Type window, select Nextcloud and click OK  ( Figure 12 ). Figure 12 Back in the  Options window, enter a name in the Name section (Example: Nextcloud ) and then click on the button in the Outlook folder section ( Figure 13 ). Figure 13 In the Select folder window, ensure you have selected the top-most folder of that contains your e-mail address and click the New... button ( Figure 14 ): Figure 14 In the Create New Folder window, enter a name in the Name section (Example: Nextcloud-Calendar), in the Folder contains  drop-down ensure you select Calendar Items , in the Select where to place the folder section, ensure you have selected the top-most folder containing your e-mail address and click the OK button ( Figure 15 ): Figure 15 Back in the Select Folder window, ensure the newly created Nextcloud-Calendar (or whatever name you chose to name your calendar) is selected and click the OK button ( Figure 16 ): Figure 16 Back in the Options window, check the Synchronize items immediately after change checkbox, in the DAV URL field enter the Private Link you copied from Figure 9 above, in the Username field paste the username you generated from Figure 6 above, in the Password field paste the password you generated from Figure 6 above, in the Email address field enter your e-mail address and click the Test or Discover Settings ( Figure 17 ): Figure 17 If you entered all information correctly, you should get a Connection test  successful  pop-up window. Click the OK button on the pop-window ( Figure 18 ): Figure 18 Back in the Options window, click the OK button on the bottom right ( Figure 19 ): Figure 19 Restart Outlook Access Deeztek Nextcloud with Deeztek Mail Credentials  Navigate to Deeztek Mail at https://mail.hosting.deeztek.com and login with your mailbox username and password ( Figure 1 ): Figure 1 Once logged in, click the Deeztek Apps button on the upper-right corner and on the resultant menu, click on Nextcloud ( Figure 2 ). Figure 2 On the Login to Deeztek Cloud screen, click on the Login with   Deeztek Mail Account  button ( Figure 3 ): Figure 3 On the  Authorize application  screen, click the  Authorize application  button ( Figure 4 ): Figure 4 You should now be logged in to Deeztek Cloud. Nextcloud User Manual Nextcloud User Manual can be found by following the link below: https://docs.nextcloud.com/server/latest/user_manual/en/ (Please note we don't maintain the Nextcloud User Manual and we are not responsible for any of the content in it)