To select multiple linked objects, hold down CTRL while you click each object.
Do one or more of the following:
Change a linked object's setting to automatic or manual updating
To update a linked object only when you click Update Now, click Manual or Manual update.
Manually update a linked object when you choose
Click the linked object, and then click Update Now.
Prevent a linked object from being updated
Select the Locked check box.
Break a connection to a linked object
Click Break Link.
Note After you break the connection to a linked object, you must reinsert it into your file to reconnect.
Reconnect a linked object when the source file moves or is renamed
Click Change Source.
In the File name box, enter the name of the file you want to reconnect the linked object to.
If you don't see the file you want, select a different folder in the Look in box.