Please try 7.4.8 MSI files:
https://www.ritlabs.com/download/files…at_32_7-4-8.msi
https://www.ritlabs.com/download/files…at_64_7-4-8.msi
Increased speed of entering a folder or sorting messages in the list by From/To/Subject columns when there were only latin characters. The speed increase is mostly noticeable in folders with more than 100 thousand messages
[-] If you collapse an account in the folder tree and restart The Bat!, this account again becomes open, if you click the folder tabs before
[-] (#1159) Adding Tag results in an Access Violation message (BETA issue)
What's new in 7.4.8 since 7.4.4
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[*] Removed the MD5 hash from the S/MIME preferences
[-] Import S/MIME certificates(s) from a signed message didn't always work
[*] When non-OpenPGP mode is selected, the PGP menu items in the message editor are hidden
[-] Malformed account transport settings on high resolution monitors
[-] (#0001066) Untranslatable tooltips in the print preview
[-] Fixed several memory leaks: when deleting messages, when working with the text editor and the spell checker
[-] (#0000933) Unable to start The Bat! if on-the-fly encryption (OTFE) setup has been cancelled
[-] Better error handling of The Bat! version checking via DNS, sometimes invalid responses could cause an Access Violation error
[-] (#0000880) Opening mail shows error popup "TMailMessage.FindIdx --- ALREADY DESTROYED!" (Fixed "ALREADY DESTROYED!" or "METHOD CALLED ON FREED OBJECT!" errors when selecting different folders on IMAP while The Bat! filters messages on IMAP)
[-] Fixed an Access Violation error at start related to Quick Reply, also fixed the "ClassName: EComponentError / Message: A component named __ already exists" error related to quick reply
[-] (#0001146) Messages arrived to an IMAP folder aren't filtered if they arrive while other messages are filtered (definitely fixed)
[-] (#0000193) If an IMAP filter has multiple actions, sometime only some of them are executed
[-] Minor speed increase when working with internal hash structures
[*] (#0000062) The Bat! didn't highlight addresses with equal sign ("=") in the local-part. If such addresses were displayed in the headers, there were no menu to do operations with them like add to the address book.
[-] (#0000841) The Bat! didn't properly support character encodings when working with HunSpell dictionaries, e.g. the Latvian special symbols are replaced with Cyrillic symbols in the Spell Checker
[-] (#0001147) Filtering on IMAP stops with an Access Violation error while setting color group
[-] (#0001142) Drop-downs on the main toolbar have areas with no reaction to mouse clicks
[-] Editor text color and search highlight text colors were hardcoded as "black" and "white", while they had to take colors from Windows system colors (Themes)
[-] There was an error when trying to run The Bat! while another The Bat! process didn't exit for some reason
[-] (#0000152) Automatic filters stop working altogether for certain IMAP folders, restarting doesn't help, newly arrived messages not filtered also
[-] (#0001144) Wrong size of fonts in print preview and the printed message (in tags like "small")
[-] (#0001012) Print preview looks OK but the final print is not formatted properly
[-] (#0001140) The HTML is viewed OK but in print or print preview, margins are incorrectly calculated and the text is trimmed at the right
[-] There were redundant right and bottom margins on printed pages
[-] (#0001143) Searching for messages using the mid: links in other folders didn't work since 5.0.36.2 released on 02-Mar-2012.
[-] [#0001139] If there were national characters in mailto url and The Bat! was set as a default mailto handler, these national characters were replaced to question marks. As a result, description of web-pages with national characters sent from browsers appears as question marks in Subject.
[-] (#0001134) Filling the background color of table cells fails
[-] (#0001131) "Minus" closing buttons in the message finder didn't scale on high-definition monitor; besides that, these buttons were two pixels higher than needed
[-] (#0000462) OpenPGP Error Window does not show national characters
[-] PGP 10.4 was not supported
[-] (#0001141) Truncated text field in QR-Code Generator (German GUI)
[-] (#0000539) Decryption of an email with large attachment takes much time if internal OpenPGP implementation is used
[-] (#0000718) Support for modern GnuPG 2.1
[*] Welcome message (in the Inbox) is no longer used for IMAP accounts