Yeh Decrypt PDF tool encrypted PDF se password protection aapke browser mein hataata hai. Locked file drop karein, user ya owner password enter karein (ya agar PDF bina password ke khulti hai aur sirf print, copy ya edit rokti hai to box khaali chhodein), aur unlocked copy download karein jo bina password ke khule. Yeh AES-256 aur RC4 encryption support karta hai aur decrypt se pehle detect karta hai ki file protected hai ya nahi. Developers, support teams, aur kisi bhi ke liye jo legitimately us PDF tak pahunchna chahta hai jiska password unke paas hai — jaise merge, edit, ya naye password se re-encrypt karne se pehle. Processing poori tarah local hai, isliye aapka document aur password kabhi device se bahar nahi jaate.
Features
AES-256 aur RC4 encrypted PDFs se password protection hataata hai
User (open) ya owner password accept karta hai, aur bina password khulne wali file ke liye khaali box bhi
Decrypt se pehle encryption type detect karta hai
Jo files password-protected nahi hain unhe reject karta hai
Unlocked PDF download karta hai jo bina password ke khulta hai
Poori tarah aapke browser mein chalta hai — kuch bhi upload nahi hota
PDF Decrypt karein kaise use karein
Password-protected PDF drop karein ya select karein.
Confirm karein ki tool ne encryption detect kiya (filename ke neeche algorithm dikhta hai).
User ya owner password enter karein, ya PDF bina password ke khulti ho to box khaali chhodein.
Decrypt & download par click karein aur unlocked file save karein.
Unlocked copy secure rakhein; ab iske kholne ke liye password ki zarurat nahi.
Example
Input
report-locked.pdf · Password: •••••• · AES-256
Output
report-locked-unlocked.pdf — opens without a password
Sahi open password se AES-256 password protection hataana.
Common errors aur troubleshooting
Yeh PDF password-protected nahi hai. — File mein encryption dictionary nahi hai. Sirf locked PDFs ko yeh tool chahiye — file normally kholen ya Encrypt PDF se password add karein.
"Incorrect password." ya "This PDF needs its password to open." — Passwords case-sensitive hote hain, isliye user ya owner password dobara check karein. Doosre message ka matlab hai box khaali chhoda gaya, par file ka open password hai: use type karke phir try karein.
Unsupported encryption. — Kuch rare PDF encryption schemes (jaise kuch AES-128 variants) abhi support nahi hain. Adobe Acrobat mein khol kar re-save try karein, ya file banate waqt RC4 encryption use karein.
Tool kehta hai ki PDF apne objects ko encrypted object streams mein pack karta hai. — Ghostscript jaise kuch tools file ke internal objects ko encrypted object streams ke andar store karte hain. Inhe abhi yahan decrypt nahi kiya ja sakta, isliye koi damaged copy offer nahi ki jaati. Agar aapko password pata hai, to PDF ko kisi desktop viewer mein kholen aur use naye PDF ke roop mein save ya print karein, phir wahi copy use karein.
PDF bilkul load nahi hota. — Ensure karein ki file valid PDF hai aur corrupt nahi. Zarurat ho to original dobara download karein.
Aksar pooche jaane wale sawaal
Decrypt PDF kya karta hai?
Yeh encrypted PDF se password protection hataata hai aur nayi file banata hai jo bina password ke khulti hai. Aap user ya owner password dete hain, ya agar PDF pehle se bina password ke khulti hai to kuch bhi nahi.
Kaun se passwords kaam karte hain?
User (open) ya owner password file unlock kar sakta hai, jab tak woh PDF encrypt karte waqt set kiye password se match kare. Agar PDF bina password ke khulti hai aur sirf print, copy ya edit rokti hai, to box khaali chhodein; jo file kholte waqt password maangti hai, use woh password chahiye hi.
Kaun se encryption types support hain?
AES-256 aur RC4 (40-bit aur 128-bit) support hain. File upload par tool algorithm automatically detect karta hai.
Kya decrypt karne se document content badalta hai?
Tool sirf encryption hataata hai. Page content, fonts, aur layout same rehte hain; output bas ab password ke bina khulta hai.
Kya decrypt karte waqt meri file kahin upload hoti hai?
Nahin. Unlock step locally aapke browser mein chalti hai, isliye aapka PDF aur password device par hi rehte hain.
Kya decrypt ke baad re-encrypt kar sakta hoon?
Haan. Unlocked file par Encrypt PDF use karke naya password ya alag permissions set karein.
Related tools
PDF Encrypt karein — AES-256 ya RC4 encryption se PDF ko password se protect karein.
PDF Merge karein — Kai PDFs ko ek mein merge karein, reordering ke saath.
PDF Split karein — Pages ya ranges (jaise 1-3,5,7-9) ko ek naye PDF mein extract karein.
PDF Watermark — Har page par ek diagonal text watermark add karein.
PDF se Text — PDF se selectable text plain text ya Markdown ke roop mein extract karein.
PDF Rotate karein — Saare pages ya ek selection ko 90/180/270° rotate karein.
PDF Compress karein — Har page ko chuni hui quality aur resolution par JPEG mein re-render karke PDF chhota karein.
PDF ke aur tools
PDF Compress karein — Har page ko chuni hui quality aur resolution par JPEG mein re-render karke PDF chhota karein.
PDF Metadata Editor — PDF ka title, author aur baaki fields dekhein, badlein ya hataiye.
Resize PDF — Har PDF page ko A4, Letter ya kisi aur standard size mein rescale.
Flatten PDF — Bhare hue form fields ko page me fix karein.
PDF N-up — 2, 4, 9 ya 16 page prati sheet, booklet order ke saath.
Interleave PDF Pages — Odd aur even scan passes ko wapas ek document mein jodiye, zaroorat ho to ulta karke.
PDF to Single Long Page — Saare pages ek lambi continuous sheet par rakhiye, jise palatne ke bajaye scroll kiya jaaye.