To receive the Food vs. Mouse micro-client gift pack, you can refer to the following steps:

1. First, you need to download and install the "Food vs. Mouse" micro-client client (the micro-client is a lightweight A game client that can quickly start games and other functions).

2. Log in to the game account in the micro client and enter the main game interface.

3. Find the page or link to receive the gift pack in the game or on the official website, and follow the relevant prompts on the page to submit an application to receive the gift pack.

4. After successful collection, you can see the gift package gifts and related collection codes and other information in the in-game email or in the gift package collection center. It should be noted that different versions of the game may provide different gift pack contents and collection methods. Please refer to the specific collection method and gift pack content according to the game version you are playing and official guidelines. At the same time, it is also recommended that you pay attention to the validity period of the gift package when receiving it, and use it as early as possible to avoid expiration.