Set Preferences on Mac

You can set the preferences for your UPDF on Mac easily. It offers the following selections:

• General Preferences
• View Preferences
• Documents Preferences
• Commenting Preferences
• Measuring Preferences
• Plugin Preferences
• UPDF Cloud Preferences

To open the preferences settings, you need to click the below button to download UPDF on Mac, launch the UPDF, click on the "UPDF" from the menu and select "Settings", or you can press "⌘ ," to open the preferences settings.

General Preferences

In the General tab, you'll find the following settings:

• Appearance: You are allowed to change the appearance of the UPDF. You can switch between Light and Dark mode or just choose "Auto" to make it change according to the system settings.

• Font Size: If you feel the font size for the UPDF on Mac is too big or small, you can drag the slider to adjust it. Then, restart the software to make it to be in action.

• Set UPDF as your default app to open all PDFs: This button can set UPDF as your default app. As long as you check it, whenever you click to open the PDFs, they will open with UPDF.
• Show Menu Bar Extras: You can enable or disable it. When you check it, you can find the quick bar at the top for Open, Open Quickly, Open Recent, PDF Tools, Create, Batch, and Compress.

• Quit UPDF when all windows are closed: This option is disabled by default. Enabling this feature will end the application if you close all the PDF windows in UPDF.
• Clear Invalid document history from Recent List when Restoring: If you enable it, UPDF will help you delete the invalid PDF files you opened or created before from the recent list.
• Restore the closed multi-tab session upon reopening the app (cloud documents not supported): Enable it if you want to restore all the opened tabs last time.
• Application Language: You can change the application language of UPDF. It can support 12 languages. When you select the language which you want to change, restart the application and then the language will change.

View Preferences

The View preferences allow you to customize your viewing/reading experience. In the View tab, you can set the default page layout, default page zoom, default left panel, and default mode.

• Default Page Layout

UPDF for Mac offers four types of Page Layout (Single Page View, Single Page Scrolling, Two Page View, Two Page Scrolling). Choose any of these modes to set the default page layout. All of your PDF documents will be displayed as per your selected view.

Note: Just below the thumbnails of Default Page Layout, there's an option "Show Cover Page in Two Page View".

By checking this box, it'll show the cover page of your PDF document when you use "Two Page View."

• Default Page Zoom

The "Default Page Zoom" option allows you to set the default page zoom. You can choose the page zoom by percentage or by height, width, or page fit (Actual Size, Fit Width, Fit Height, Fit Page, 50%, 75%, 100%, 125%, 150%, 200%, 300%, 500%).

• Default Left Panel

You can also adjust the Default Left Panel according to your preferences. The Default Left Panel offers three choices:

• Hide Sidebar: By selecting this option, you can hide the Thumbnails and Bookmarks panels by default when you open PDF with UPDF on Mac.
• Thumbnails: By enabling this option, the Thumbnails will be visible to the left panel by default.
• Bookmarks: It'll only show the Bookmarks to the left panel by default.
• Attachments: By selecting this option, the attachment list will be shown in the left side panel.

If you select "Thumbnails", you will get the "Thumbnail" panel opened on the left side automatically when you open one PDF.

• Default Mode

Default Mode contains three options: Reader mode, Comment mode, and Edit Text & Images mode. It will enter into the corresponding modes you selected when you open a PDF by default.

For instance, you select "Comment". Whenever you open the PDF, you will be in the "Comment" mode and with all the tools shown by default to you.

Documents Preferences

The options in these settings are enabled by default. You can disable them if you want.
Enable High-Performance Mode: In this mode, the document loading speed is faster. If you always load large PDF files, we suggest you do not disable it.
Enable system printing mode: In this mode, the printing effect is more balanced. Please save the document before printing to
improve printing efficiency.
Align elements automatically: Enable/disable a switch in elements auto-alignment by long pressing Option(C) key shortcut.
Memory Saver: When on, UPDF frees up memory from inactive tabs. This gives active tabs and other apps more computer resources and keeps UPDF fast. Your inactive tabs automatically become active againwhen you go back to them.

You can also set the "Look up & data detectors" in this part. It is used to search or detect the selected content or data.

1. Off: It will turn off this feature.
2. Force Click with One Finger: It allows you to select the text or data, long press or force click on the trackpad with one finger to activate the feature.
3. Tap with Three Tingers: Select the text or data, then, use your three fingers to click or press the trackpad to activate this feature.

Here is one sample for you to check this feature.

Commenting Preferences

Commenting Toolbar Setting

In the Commenting > Toolbar section, you can set the preferences for continuously commenting. You can decide whether you keep the comment tool selected for continuously commenting or not.

• Keep the comment tools selected: Select this option to enable the feature of adding comments continuously.
• Don't keep the comment tools selected: Selecting this option means that you don't want to add comments continuously. You can single-click on the comment tool to add once, or double-click to keep comment tools selected.

Author: Name Used for Comments

Every time you comment on the document, it will display a name with the comment. In this section, you can set the name used for commenting on PDFs.

To add or change the author's name, type the name in the text field to modify or replace it.

Measuring Preferences

Here, you can select to use orthographic lines, show the measurement info window, change the snap types, and adjust the scale ratio, and precision.

Also, you can customize the label by enabling measurement markup and customizing the name.

Plugin Preferences

You can view and download plugins for UPDF here. The progress of the download is also displayed.

UPDF Cloud Preferences

You can enable or disable Always open cloud documents with the latest version. And you can also clear the cache.

After customizing, you can enjoy all the features per your requirements. To unlock all limitations, you can upgrade to the pro version at a low price now.