Axuda do LibreOfficeDev 25.8
Atribúe un contrasinal para evitar que os usuarios efectúen modificacións non autorizadas.
O contrasinal de apertura debe ser tecleada para abrir o ficheiro.
O contrasinal de permiso debe ser inserido para editar o documento.
Type a password. A password is case sensitive.
Re-escriba o contrasinal.
Para eliminar un contrasinal, abra o documento, a continuación, salva sen contrasinal.
Due to the limitations of the PDF file format, PDF passwords used to protect exported PDF files can contain only the following characters:
ASCII digits: from “0” to “9”
Uppercase Latin alphabet: from “A” to “Z”
Lowercase Latin alphabet: from “a” to “z”
ASCII punctuation and symbols:
| Character | Description | 
|---|---|
| 
 | Space | 
| ! | Exclamation mark | 
| " | Quotation mark | 
| # | Number sign | 
| $ | Dollar sign | 
| % | Percent sign | 
| & | Ampersand | 
| ' | Apostrophe | 
| ( | Left parenthesis | 
| ) | Right parenthesis | 
| * | Asterisk | 
| + | Plus sign | 
| , | Comma | 
| - | Hyphen-minus | 
| . | Period | 
| / | Slash | 
| : | Colon | 
| ; | Semicolon | 
| < | Less-than sign | 
| = | Equal sign | 
| > | Greater-than sign | 
| ? | Question mark | 
| @ | At sign | 
| [ | Left Square Bracket | 
| \ | Backslash | 
| ] | Right Square Bracket | 
| ^ | Circumflex accent | 
| _ | Low line | 
| ` | Grave accent | 
| { | Left Curly Bracket | 
| | | Vertical bar | 
| } | Right Curly Bracket | 
| ~ | Tilde |