How to open LETTER file format? (Undeliverable Mail File)

Problems with opening LETTER files occur very often among users. За съжаление, not everyone is aware that the basic and usually the most common problem is the lack of an installed software to handle the LETTER file. Its full name is Undeliverable Mail File and the company responsible for its development is N/A. Your LETTER file has probably an encoded information from the Misc Files category. Ако искате да видите съдържанието му, отворен, edit or convert the LETTER file to another format, инсталиране на едно от приложенията от списъка, която е представена по-долу на тази страница. Can’t you still open your LETTER file? Моля, посещение file extension letter където ще намерите повече информация.

Програми, които ползват този файл разширение

Windows
– Sendmail

Mac OS
– Sendmail

Linux
– Sendmail