Tutorial

How to Convert HEIC to JPG: Batch Convert With 2345看图王

iPhone shoots HEIC by default, which often will not open on Windows. This article shows you how to view HEIC directly with 2345看图王 and convert a whole batch of HEIC to universal JPG at once.

What HEIC Is and Why Computers Will Not Open It

HEIC is the default high-efficiency photo format on iPhone, with good quality and small size, but older Windows and many programs do not recognize it by default.

View HEIC Directly With 2345看图王

Yes, you can view them, as 2345看图王 supports Apple HEIC/HEIF, so on Windows you can preview iPhone photos directly without installing an extra codec, which is more convenient than the built-in Photos app.

Batch Convert HEIC to JPG

Yes. 2345看图王 already supports viewing HEIC directly, and can also use batch conversion to turn HEIC into universal JPG that then opens normally on any computer or website, which suits iPhone users importing photos to Windows.

Which Folder the Converted Files Save To

They usually save to the output folder you specify before converting; during batch processing 2345看图王 lets you choose the save directory or defaults to the same folder as the originals (possibly with a new suffix).

Whether Conversion Overwrites the Original

It depends how you save. In 2345看图王, if you choose Save As and rename or change the directory, the original is kept; choosing Save directly may overwrite the original file.

How Many Can Be Batch Converted at Once

The batch conversion of 2345看图王 has no hard small limit on quantity, handling tens to hundreds in a queue, with speed depending mainly on image size, target format and computer specs, and ordinary document images go quickly.

Whether Quality Drops After Converting to JPG

Just set the compression quality a bit higher: when compressing in 2345看图王, keep the quality in the 80%-90% range and the size already drops a lot while the difference is basically invisible to the eye, so do not blindly chase the smallest size by lowering quality too far.

Other New Formats Like AVIF Can Also Be Converted

Yes. 2345看图王 supports viewing newer formats such as AVIF, and can batch or single convert them to the most compatible JPG, making them open normally in older software and on various platforms.

Confirm the Official Download Before You Start

Downloading only from this site, viewer2345.com, is the safe choice, because on third-party sites, cloud drives and software aggregators 2345看图王 is often repackaged and may carry ads or malware.

For a landscape photo my phone shot crooked, how do I rotate it back in 2345看图王?

Open the image in 2345看图王, click the rotate button on the toolbar, and you can rotate in 90-degree steps or do horizontal or vertical flips

I want to draw arrows and write text on an image to annotate it. Does 2345看图王 support that?

It supports simple annotation.

After cutting out an image I want to swap in a solid color or another background. Can 2345看图王 change the background?

Yes, it can. After removing the original background with the AI cutout in 2345看图王, you can usually swap in a solid color like white or blue

For the PSD files a design colleague gave me, can 2345看图王 open them and convert the format?

Yes, it can both view and convert.

Can a 2345看图王 screenshot be copied straight into WeChat to paste, without saving a file first?

Yes, it can. After capturing with 2345看图王 there is usually a Copy to clipboard option

2345看图王Tutorial

Sources：Apple Official Support (HEIF/HEVC) · Wikipedia: HEIF · Microsoft Official Support

FAQ

iPhone shoots HEIC by default, which often will not open on Windows. This article shows you how to view HEIC directly with 2345看图王 and convert a whole batch of HEIC to universal JPG at once.

HEIC photos taken on an iPhone will not open on the computer. Can I use 2345看图王 to convert them to JPG?

Yes. 2345看图王 supports viewing HEIC directly, and it can also use batch conversion to turn HEIC into the universal JPG, which then opens fine on any computer or website, ideal for iPhone users importing photos to Windows. Download the official version from viewer2345.com and use Custom Install to uncheck the bundling boxes.

HEIC photos sent over from an iPhone will not open on the computer. Can 2345看图王 view them?

Yes, it can. 2345看图王 supports Apple HEIC/HEIF formats and can preview iPhone photos directly on Windows without installing an extra codec, which is more convenient than the built-in Photos app. It is best to download the installer from the official download point viewer2345.com, choose Custom during install, and uncheck the 2345 software suite boxes, so the install is clean with no ad pop-ups.

After I convert images with 2345看图王, where did the files get saved?

They usually go to the output folder you specified before converting; for batch processing, 2345看图王 lets you choose the save directory or defaults to the same folder as the originals (possibly with a new suffix). If you cannot find them, look back at the path setting in the conversion dialog. It is best to specify a memorable folder yourself each time. Download the software from viewer2345.com, and avoid the bundles during Custom Install.

When I save after editing in 2345看图王, will it overwrite the original?

It depends on how you save. In 2345看图王, if you choose Save as and rename or change the directory, the original is kept; choosing Save directly may overwrite the original file. It is best to back up before editing or get into the habit of saving as a new image to avoid accidental overwrites. For batch processing it is also best to set a separate output folder. Please download the official version from viewer2345.com, and uncheck the bundled options during Custom Install.

Will repeatedly editing and saving JPG in 2345看图王 make it blurrier each time?

A little. JPG is a lossy format, so every save re-compresses it, and after multiple edits the image quality slowly degrades. When using 2345看图王, it is best to keep a copy of the original, save the image in a lossless format like PNG for intermediate edits, and export to JPG only at the end, which preserves clarity as much as possible. Download the software from viewer2345.com, and avoid the software suite during Custom Install.

How many images can a single batch conversion in 2345看图王 handle? Will it be very slow?

Batch convert in 2345看图王 has no hard low limit on count; dozens to hundreds can be queued and processed, and speed mainly depends on image size, target format, and computer specs, with ordinary document images being very fast. For especially large quantities it is best to split them into batches so the machine stays more stable. If you need the software, download from viewer2345.com and uncheck the bundled options during Custom Install.

After converting PNG to JPG in 2345看图王 the background turned white. Is this normal, and how do I avoid it?

It is normal. JPG does not support transparency, so when 2345看图王 converts a PNG with a transparent background to JPG it fills with a white background. If you want to keep transparency, do not convert to JPG; keep PNG or choose a format that supports transparency. If you must have JPG, you can first lay down the background color you want via cutout or change background. Please download the software from viewer2345.com, and uncheck the bundled options during Custom Install.

After compression the image quality drops noticeably. How should I compress in 2345看图王 so the loss is not visible?

Just set the compression quality a bit higher. When compressing in 2345看图王, keep the quality in the 80% to 90% range and the size already shrinks quite a bit while the difference is basically invisible to the eye; do not blindly chase the smallest size by dropping the quality very low. For important images, keep the original before compressing. If you need the software, download from viewer2345.com and avoid the bundles during Custom Install.

Will batch conversion in 2345看图王 change the resolution or quality of the images?

Format conversion itself generally does not change the pixel dimensions, but converting to a lossy format like JPG re-compresses according to the quality setting. When converting in 2345看图王, keeping the quality higher largely preserves clarity; PNG to JPG also drops the transparent background. For important images it is best to keep the originals. Please download the software from viewer2345.com, and uncheck the bundled options during Custom Install.

Many programs do not recognize WebP images downloaded from the web. How do I convert them to JPG in 2345看图王?

Open the WebP image in 2345看图王 and you can save a single one as JPG; if there are many, use Batch convert, import the whole set, choose JPG as the target, and do it all at once, after which compatibility is good and they work everywhere. It natively supports viewing WebP, so you can confirm the content before converting. Download the software from viewer2345.com, and avoid the software suite during Custom Install.

I want to convert a TIFF scan to JPG to make emailing easier. Can 2345看图王 do that?

Yes, it can. 2345看图王 supports viewing TIFF and can also convert TIFF to the smaller JPG via batch convert, making emailing and uploading easier, and multiple scans can be processed at once. If you need to keep multiple pages, consider converting to PDF. Please download from the official viewer2345.com, and avoiding the bundles during Custom Install gives more peace of mind.

Can I use 2345看图王 to convert RAW originals from a camera to JPG for viewing?

Yes, you can. 2345看图王 supports viewing common RAW formats and can convert RAW originals to JPG for quick browsing and sharing, but professional RAW color grading is still best done with the camera maker software or a professional program. For everyday culling and producing small images, the viewer is convenient enough. Download the software from viewer2345.com, and just avoid the software suite during Custom Install.

Can 2345看图王 convert an animated GIF to a static image or another format?

Yes, it can. 2345看图王 supports viewing animated GIFs, and when converting it generally takes one of the frames and exports it as a static image like JPG or PNG; if you want to keep the animation, stay in the GIF format. The exact frame-picking method depends on the software interface, so test to confirm when needed. Please download from the official viewer2345.com, and avoiding the bundles during Custom Install is the most hassle-free.

Can 2345看图王 convert a new format like AVIF to JPG?

Yes, it can. 2345看图王 supports viewing newer formats like AVIF and can convert it in batch or one at a time to the most compatible JPG, so it opens normally in older software and across various platforms. AVIF to JPG becomes lossy, so keeping the quality higher is safer. Please download the official version from viewer2345.com, and uncheck the bundled options during Custom Install.

Can 2345看图王 convert a new format like AVIF to JPG?

A lot of software cannot open WEBP images saved from web pages. Can 2345看图王?

Yes, it can. 2345看图王 natively supports the WEBP format, so a webp image saved from a web page opens and displays directly without converting it to JPG first. To use it, get it from the official download point viewer2345.com, and uncheck the bundled browser, 2345 Haozip, and similar items during Custom Install to keep it clean.

Opening images of tens of megabytes is really slow and laggy. Is there a way to make 2345看图王 faster?

Slow loading of large images is usually because the thumbnail cache has not been built yet or the drive is reading slowly. With 2345看图王 you can first let it generate the thumbnail cache for the folder once, after which paging through is much faster; closing background programs that hog resources also helps. For the software itself, it is best to download the latest version from the official entry viewer2345.com, since newer versions are better optimized.

When I double-click an image to open it in 2345看图王, it says the format is not supported. What do I do?

First confirm the file is not corrupted and the extension has not been changed incorrectly; if it is a newer or more obscure format, the version of 2345看图王 you have may be a bit old. It is best to go to the official download point viewer2345.com, download the latest version, and install over the top, since newer versions support more formats. For the few formats that still will not open, you can flag that this needs to be tested to confirm.

I have a few hundred PNG files I want to batch-convert to JPG. Can 2345看图王 do that?

Yes, it can. Use Batch convert in 2345看图王, import the whole set of PNG images, choose JPG as the target format, set the output folder, and convert in one click; even a few hundred can be batch processed. Note that converting PNG to JPG loses the transparent background (it becomes a white background). Download the software from the official viewer2345.com, and avoid the bundles during Custom Install.

My image file is too large and I want to compress it. Can 2345看图王 reduce the file size?

Yes, it can. 2345看图王 has a batch compression feature; after importing images, adjust the quality or target file size to clearly reduce the file size, making uploading and sending easier, and it can process many at once. Compression is lossy, so as long as you do not set the value too low you can balance clarity. If you need the software, download from viewer2345.com and uncheck the bundled options during Custom Install.