增加图像大小 for YouTube Thumbnail
在线增加照片的 KB 大小。安全地将 JPEG 和 PNG 照片扩展到精确的最小 KB 限制。
Official Requirements for YouTube Thumbnail
To ensure your photo is accepted by the Global official platform, it must meet the following strict criteria:
- Dimensions: 1280 x 720 px
- Maximum File Size: 2048 KB
- Max 2MB.
- 1280x720 px.
- 16:9 ratio.
Disclaimer: These requirements are verified based on official guidelines. However, platform rules and guidelines can change. Always consult the official YouTube Thumbnail portal before final submission.
Official Requirements & Guide for YouTube Thumbnail
有时门户网站会拒绝太小的文件（例如低于20KB）。我们的工具通过安全地将JPEG和PNG文件扩充到精确的最小尺寸限制，且不改变视觉质量。 Navigating online applications can be tricky due to strict file requirements. Our platform is explicitly designed to help you prepare your files perfectly for YouTube Thumbnail. The official limit is 2048 KB with exact dimensions of 1280x720 px.
How to Use 增加图像大小 for YouTube Thumbnail
Follow these simple steps to ensure your file meets all requirements for YouTube Thumbnail.
上传图片 for YouTube Thumbnail
选择需要增大文件大小的图片。
指定最小限制
设置您需要达到的最小尺寸限制 (KB)。 The official limit is 2048 KB with exact dimensions of 1280x720 px.
下载文件
保存文件，现已准备好上传到您的官方门户。 Download your optimized file. It is now 100% compliant and ready for upload to YouTube Thumbnail.
Frequently Asked Questions about YouTube Thumbnail
Answers to common questions regarding requirements for YouTube Thumbnail.
What is YouTube thumbnail MB limit?
- YouTube has a strict 2MB limit for thumbnails.
这会改变我的图像分辨率吗？
- 不会，物理尺寸（像素）保持不变。
文件大小是如何增加的？
- 我们通过减少压缩或注入无害的元数据填充。
这种方式处理的文件会被门户接受吗？
- 是的，门户网站只检查物理文件大小。
What is the exact requirement for YouTube Thumbnail?
- The official requirements specify exact dimensions and a strict file size limit. Use our tool to automatically meet these criteria. The official limit is 2048 KB with exact dimensions of 1280x720 px.
Why was my file rejected by YouTube Thumbnail?
- Common rejection reasons include incorrect file size, wrong format (like PNG instead of JPEG), or wrong dimensions. Our tool fixes all these issues.