php Xiaobian Xigua will introduce to you how to set Adobe Reader XI as the default opening program for PDF files. Adobe Reader XI, as a commonly used PDF reading software, can be set as the default opening program to open PDF files conveniently and quickly. Next, we will introduce in detail how to set it up so that you can read and manage PDF files more conveniently.
Open Adobe Reader XI.
Select Edit on the menu bar and click Preferences.
Click General on the navigation category interface on the left.
Click to select the default PDF processing program and confirm.
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