III. Third-party application market

1. Open the Kuan app market on your phone. If it is not installed, you can search for "Kuan.com" in your browser and enter the official website to download and install it according to the prompts.

2. After entering Kuan, enter "Gateio Exchange" in the search bar.

3. Find the Gateio Exchange app in the search results and click to enter the application details page.

4. Download the page, find the "Historical Version" option, and click to expand. Here you will list the historical version of the app included in Cool An.com. Select the old version you need and click "Download".

Android system - Wandoujia

1. Make sure that the mobile phone has installed the Wandoujia Application Market. If it is not installed, search for "Wandoujia" in the browser and download the installation package from the official website to install it.

2. Open the pea pod and enter "Gateio Exchange" in the search box to search.

3. After finding the Gateio Exchange app, click to enter the application page and look for the "Historical Version" button on the page.

4. Click "Historical Version", select the old version you want in the version list that appears, click Download, and follow the prompts to install it after the download is completed.

iOS System - IS Assistant (jailbreak device)

1. First of all, your iOS device needs to be jailbroken. If the device is not jailbreaked, it is necessary to perform jailbreaking first, but jailbreaking has certain risks, which may cause the device to lose its warranty qualification and may pose security risks. Careful consideration should be taken before operation.
2. After the jailbreak is completed, install Aisi Assistant on the device. You can search for "Aisi Assistant" in your browser and download the installation package suitable for jailbreaking devices from Aisi Assistant's official website for installation.
3. Open Aisi Assistant and enter "Gateio Exchange" in the search bar.
4. Found the Gateio Exchange app in the search results and click the app icon to enter the app details page.

   5. There will be a "Historical Version" download option here. Find the old version you need to download and install.

   IV. Forums and Community

(I) Well-known blockchain forum

1. Open your browser and visit some well-known blockchain forums, such as Babbit Forum, non-small forum, etc.

2. Enter "Gateio Exchange App Old Version Download" in the search box of the forum.

3. Browse the search results and you may find some old version download links or related discussions shared by users. But it should be noted that the reliability of these link sources requires one's own judgment. For links with unknown sources, do not click to download them easily, so as not to download malware, resulting in damage to the device or personal information leakage. If a user has explained in detail the method to get the old version in his post, follow the steps.

(II) Social Media Group

1. Search groups related to Gateio Exchange through social software such as WeChat and QQ. You can use the keywords "Gateio Communication Group" and "Gateio User Group" to search.

2. After applying to join the group, ask in the group if there are any members who have download channels for the old version of the Gateio Exchange app. Pay attention to speaking in the group and express your needs clearly.

3. There may be enthusiastic users in the group to share download links or provide access methods. Similarly, the received links should be carefully identified to ensure safety before downloading them.

5. Precautions for downloading

1. Security risk: Whether you are obtaining download links from third-party application markets, forums, or social media, there are certain security risks. Before downloading, it is best to use antivirus software to scan the link to confirm that there are no viruses and malware.

2. Version compatibility: When downloading the old version, pay attention to the compatibility between the version and the mobile phone system. For example, older versions of the app may not work properly on the latest mobile phone system. Before downloading, you can learn about other users' usage feedback in the relevant forum or community, and then download it after confirming the compatibility of the version.

3. Data backup: Before installing the old version, it is recommended to back up important data on your phone, including transaction records, money bud information, etc. Because data loss or incompatibility may occur when installing old versions, backup in advance can avoid losses caused by data loss.