Abstract: A sentence extracting apparatus includes: a hardware processor that analyzes a logical configuration of a document; extracts a first sentence including a specific key word from the document; and extracts, as a related sentence, another sentence located in a predetermined range starting from the first sentence, in the logical configuration.

Abstract: A printing system includes: a program of a printer drive; and printers, wherein the printing system encrypts part of a print job and transmits the print job to the printer, the printer includes a setting unit configured to receive a setting of a new encryption key, a storage unit, an encryption unit configured to generate new encryption key information, a search unit configured to search a network for a printer, a transmission unit configured to transmit the new encryption key information to the printer, a notification unit configured to notify the printer driver of apparatus information, a receiving unit configured to receive the new encryption key information, a decryption unit configured to decrypt the new encryption key information, and a change unit configured to change an encryption key, and the program of the printer driver acquires the new encryption key, and changes an encryption key to the new encryption key.

Abstract: The printer driver updating program according to the invention causes a computer to execute a process comprising steps of confirming printer drivers for various different operating systems existing in the computer, acquiring versions of the printer drivers whose existences are confirmed, selecting an appropriate updating method corresponding to the acquired versions, and updating the printer driver according to the selected updating method.

Abstract: The printer driver updating program according to the invention causes a computer to execute a process comprising steps of confirming printer drivers for various different operating systems existing in the computer, acquiring versions of the printer drivers whose existences are confirmed, selecting an appropriate updating method corresponding to the acquired versions, and updating the printer driver according to the selected updating method.

Abstract: The PC that functions as a printer selection apparatus (1) displays on the display part at least a portion of the printer information stored on the equipment information storage area that stores information concerning the printers on the network, for example, the printer information concerning the printers for which printings based on instructions from the PC were executed previously, and (2) acquires the printer information via the network when displaying the particular printer information. Upon receiving the designation of the filtering condition for narrowing down a plurality of printers into a short list, the PC displays the printer information concerning the printers that fit the designated filtering condition based on the printer information on which the information acquired via the network is reflected.