No. MiFish material network is updated daily, according to the classification update, there are 30 categories of material, daily will be updated according to these categories one by one, rather than all the categories of material every day at the same time update in the material update process, will be added one by one the material of the category. After updating the clips, new packages will be released for users to download. The material is standard definition, high definition, 4K three kinds of enough to use. So it is considered very reliable.