"Well, is there something wrong?"

Jiang Xiaolong tinkered with his laptop for a while, and reluctantly cast a plea glance at Director Liu on the side of the stage.

Doesn't it mean that you can press the screen cut button to cast PPT on the screen?

It's not good to press it for a long time!

Director Liu hurriedly ran onto the stage.

"What's the matter, Director Jiang, can't the screen be turned up? Just press this button and you're done! ”

Director Liu debugged a few times, but there was still no response.

He suddenly found a heavy

"Enlisted as a picket, need to be discharged early? Chapter 445 Please keep talking, we have to go to education! I am hitting it in my hand, please wait a moment,

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