hello @Yael, welcome to this forum.
- have you tried a factory-reset at this step ?
or - install latest /e/ version
- are you sure your Samsung Firmware was latest ?
https://samfw.com/firmware/SM-T535 - are you sure to have a SM-T535 model ? and not a SM-T537.
Galaxy Tab4 List
| Samsung | Galaxy Tab4 | matissewifigoogle | SM-T530NN |
|---|---|---|---|
| Samsung | Galaxy Tab4 10.0 | matisse3g | SM-T531 |
| Samsung | Galaxy Tab4 10.0 | matisselte | SM-T535 |
| Samsung | Galaxy Tab4 10.0 | matisselteatt | SAMSUNG-SM-T537A |
| Samsung | Galaxy Tab4 10.0 | matisselteusc | SM-T537R4 |
| Samsung | Galaxy Tab4 10.0 | matisseltevzw | SM-T537V |
| Samsung | Galaxy Tab4 10.1 | matisse10wifikx | SM-T536 |
| Samsung | Galaxy Tab4 10.1 | matissevewifi | SM-T533 |
| Samsung | Galaxy Tab4 10.1 | matissewifi | SM-T530 |
| Samsung | Galaxy Tab4 10.1 | matissewifi | SM-T530X |
| Samsung | Galaxy Tab4 10.1 | matissewifikx | SM-T530 |
| Samsung | Galaxy Tab4 10.1 | matissewifiue | SM-T530NU |
| Samsung | Galaxy Tab4 7 | degasy18wifi | SM-T230NZ |
| Samsung | Galaxy Tab4 7.0 | 403SC | 403SC |
| Samsung | Galaxy Tab4 7.0 | degas2wifi | SM-T230NW |
| Samsung | Galaxy Tab4 7.0 | degas2wifibmwchn | SM-T230NW |
| Samsung | Galaxy Tab4 7.0 | degas3g | SM-T231 |
| Samsung | Galaxy Tab4 7.0 | degas3g | SM-T232 |
| Samsung | Galaxy Tab4 7.0 | degaslte | SM-T235 |
| Samsung | Galaxy Tab4 7.0 | degaslte | SM-T235Y |
| Samsung | Galaxy Tab4 7.0 | degasltespr | SM-T237P |
| Samsung | Galaxy Tab4 7.0 | degasltevzw | SM-T237V |
| Samsung | Galaxy Tab4 7.0 | degasvelte | SM-T239 |
| Samsung | Galaxy Tab4 7.0 | degasvelte | SM-T2397 |
| Samsung | Galaxy Tab4 7.0 | degasvelte | SM-T239M |
| Samsung | Galaxy Tab4 7.0 | degasveltechn | SM-T239C |
| Samsung | Galaxy Tab4 7.0 | degaswifi | SM-T230 |
| Samsung | Galaxy Tab4 7.0 | degaswifi | SM-T230NY |
| Samsung | Galaxy Tab4 7.0 | degaswifi | SM-T230X |
| Samsung | Galaxy Tab4 7.0 | degaswifibmwzc | SM-T230NY |
| Samsung | Galaxy Tab4 7.0 | degaswifidtv | SM-T230NT |
| Samsung | Galaxy Tab4 7.0 | degaswifiopenbnn | SM-T230NU |
| Samsung | Galaxy Tab4 7.0 | degaswifiue | SM-T230NU |
| Samsung | Galaxy Tab4 8.0 | millet3g | SM-T331 |
| Samsung | Galaxy Tab4 8.0 | milletlte | SM-T335 |
| Samsung | Galaxy Tab4 8.0 | milletlteatt | SAMSUNG-SM-T337A |
| Samsung | Galaxy Tab4 8.0 | milletltektt | SM-T335K |
| Samsung | Galaxy Tab4 8.0 | milletltelgt | SM-T335L |
| Samsung | Galaxy Tab4 8.0 | milletltetmo | SM-T337T |
| Samsung | Galaxy Tab4 8.0 | milletltevzw | SM-T337V |
| Samsung | Galaxy Tab4 8.0 | milletwifi | SM-T330 |
| Samsung | Galaxy Tab4 8.0 | milletwifiue | SM-T330NU |
| Samsung | Galaxy Tab4 Active | rubenslte | SM-T365 |
| Samsung | Galaxy Tab4 Active | rubenslte | SM-T365M |
| Samsung | Galaxy Tab4 Active | rubensltekx | SM-T365F0 |
| Samsung | Galaxy Tab4 Active | rubenswifi | SM-T360 |
| Samsung | Galaxy Tab4 Active | rubenswifichn | SM-T360 |
| Samsung | Galaxy Tab4 Nook 10.1 | matissewifiopenbnn | SM-T530NU |