The wisdom tree shows that local synchronization failed. What do you mean?

This problem is caused by the low version of the mobile phone wisdom tree, which can only be solved after updating.

In normal class, Wisdom Tree can complete the page with computer and mobile phone, click Finish in the upper right corner, click the "Share" button directly below the screen after cloud synchronization, and select Open.

Take the wisdom tree v7. 1.0 as an example. The tree of wisdom can be watched by computer and mobile phone at the same time in normal class, but don't use PC and mobile phone at the same time in the exam, it is likely to be crowded. This problem is caused by the low version of the mobile phone wisdom tree, which can only be solved after updating.