DTF files are associated with ACDSee image viewer.
DTF files store thumbnail image in the form of a database. DTF files are loaded to ACDSee along with selected images. DTF files are not directly accessible inside ACDSee.
Frequent uses of ACDSee may in effect generate a large DFT files which in turn may impact the application performance by significantly slowing thumbnails loading times. Should such a situation occur, user may want to delete the DTF file. Deleting the file should significantly improve the performance of ACDSee and recreate relevant DTF file. DTF files are saved in the default ACDSee folder located in user’s Documents or Settings folder.
Programs that can handle DTF files are as follows. DTF files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.
Updated: 12/10/2022
There can be multiple causes why you have problems with opening DTF files on given system. Fortunately, most common problems with DTF files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. We have prepared a listing of which will help you resolve your problems with DTF files.
The main and most frequent cause precluding users form opening DTF files is that no program that can handle DTF files is installed on user’s system. To address this issue, go to the ACDSee Photo Manager developer website, download the tool, and install it. It is that easy The full list of programs grouped by operating systems can be found above. If you want to download ACDSee Photo Manager installer in the most secured manner, we suggest you visit ACD Systems International Inc. website and download from their official repositories.
If the problems with opening DTF files still occur even after installing ACDSee Photo Manager, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of ACDSee Photo Manager is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. This can be one of the causes why DTF files are not compatible with ACDSee Photo Manager. The latest version of ACDSee Photo Manager should support all file formats that where compatible with older versions of the software.
After installing ACDSee Photo Manager (the most recent version) make sure that it is set as the default application to open DTF files. The next step should pose no problems. The procedure is straightforward and largely system-independent
The procedure to change the default program in Windows
The procedure to change the default program in Mac OS
Should the problem still occur after following steps 1-3, check if the DTF file is valid. Being unable to access the file can be related to various issues.
Should it happed that the DTF is infected with a virus, this may be that cause that prevents you from accessing it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. If the scanner detected that the DTF file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.
If the DTF file was sent to you by someone else, ask this person to resend the file to you. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the DTF file has been downloaded from the internet only partially, try to redownload it.
Some files require elevated access rights to open them. Log out of your current account and log in to an account with sufficient access privileges. Then open the ACDSee Thumbnail Database Format file.
If the system is under havy load, it may not be able to handle the program that you use to open files with DTF extension. In this case close the other applications.
Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with ACDSee Thumbnail Database Format files. It may be the case that the DTF files work properly with updated software that addresses some system bugs.
If you have additional information about the DTF file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on DTF file.