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| Action | State | Alias | Description |
| Custom key definitions | Clear | — | Custom key definitions are disabled and the keyboard retains its default actions. |
| Set | — | Custom key definitions created with ASNKEY are active. |
| Action | State | Alias | Description |
| Binary word size | 1 to 63 | — | The combined state of these flags defines the word size used by binary commands (flag -5 is the LSB, flag -10 is the MSB). The presence of the sign bit is always implied, therefore actual sizes range from 2 to 64 bits. |
| Action | State | Alias | Description |
| Main Menu location | Clear | ACTIVEMENU1 | When P is pressed, Main Menu will be displayed in Menu 1. |
| Set | ACTIVEMENU2 | When P is pressed, Main Menu will be displayed in Menu 2. |
| Action | State | Alias | Description |
| Last soft menu indicator | Clear | — | Last pressed soft menu key belongs to Menu 1. |
| Set | — | Last pressed soft menu key belongs to Menu 2. |
| Action | State | Alias | Description |
| Menu 2 visibility | Clear | — | Menu 2 and status area are visible. |
| Set | — | Menu 2 and status area are hidden. |
| Action | State | Alias | Description |
| Financial payment mode | Clear | — | TVM calculations assume end-of-period payments. |
| Set | — | TVM calculations assume beginning-of-period payments. |
| Action | State | Alias | Description |
| Menu 1 background | Clear | — | Menu 1 is displayed as light characters on dark background. |
| Set | — | Menu 1 is displayed as dark characters on light background. |
| Action | State | Alias | Description |
| Menu 2 background | Clear | — | Menu 2 is displayed as light characters on dark background. |
| Set | — | Menu 2 is displayed as dark characters on light background. |
| Action | State | Alias | Description |
| Default angle unit | -17 Clear, -18 Clear | DEG | Real arguments to trig functions and angle objects without suffix are assumed as degrees. |
| -17 Clear, -18 Set | GRAD | Real arguments to trig functions and angle objects without suffix are assumed as gradians. |
| -17 Set, -18 Clear | RAD | Real arguments to trig functions and angle objects without suffix are assumed as radians. |
| -17 Set, -18 Set | DMS | Real arguments to trig functions and angle objects without suffix are assumed as degrees / minutes / seconds. |
| Action | State | Alias | Description |
| Underflow exception | Clear | — | In case of underflow, the value 0 is returned and flag -23 or flag -24 is set accordingly. |
| Set | — | In case of underflow an error is issued. |
| Action | State | Alias | Description |
| Overflow exception | Clear | — | In case of overflow, the value MAXR is returned and flag -25 is set accordingly.  |
| Set | — | In case of overflow an error is issued. |
| Action | State | Alias | Description |
| Infinite result exception | Clear | — | In case of infinite result, the value ∞ is returned and flag -26 is set accordingly. |
| Set | — | In case of infinite result an error is issued. |
| Action | State | Alias | Description |
| Negative underflow indicator | Clear | — | If flag -20 is set, no negative underflow has occurred in latest calculation. |
| Set | — | If flag -20 is set, negative underflow has occurred in latest calculation. |
| Action | State | Alias | Description |
| Positive underflow indicator | Clear | — | If flag -20 is set, no positive underflow has occurred in latest calculation. |
| Set | — | If flag -20 is set, positive underflow has occurred in latest calculation. |
| Action | State | Alias | Description |
| Overflow indicator | Clear | — | If flag -21 is set, no overflow has occurred in latest calculation. |
| Set | — | If flag -21 is set, overflow has occurred in latest calculation. |
| Action | State | Alias | Description |
| Infinite result indicator | Clear | — | If flag -22 is set, no infinite result has occurred in latest calculation. |
| Set | — | If flag -22 is set, infinite result has occurred in latest calculation. |
| Action | State | Alias | Description |
| Preferred complex unit in symbolics | Clear | — | A complex number converted to symbolic representation will use the i constant. |
| Set | — | A complex number converted to symbolic representation will use the j constant. |
| Action | State | Alias | Description |
| RPL / RPN stack mode | Clear | — | RPL mode: number of stack levels is limited only by available RAM. |
| Set | — | RPN mode: number of stack levels is determined by flag -29. |
| Action | State | Alias | Description |
| RPN stack depth | Clear | — | Regular RPN stack (4 levels). |
| Set | — | Extended RPN stack (8 levels). |
| Action | State | Alias | Description |
| Permanence of comments in program objects | Clear | — | The STRIPCOMMENTS command will remove volatile single-line comments (starting with @ and multi-line comments (delimited by @@@) in compiled program objects. |
| Set | COMMENTS | The STRIPCOMMENTS command will have no effect on comments in compiled program objects. |
| Action | State | Alias | Description |
| Clock format | Clear | TIME12 | The clock will be displayed in 12-hour format. |
| Set | TIME24 | The clock will be displayed in 24-hour format. |
| Action | State | Alias | Description |
| Date format | Clear | DATEMDY | Date manipulation commands will accept dates in MM.DDYYYY format. |
| Set | DATEDMY | Date manipulation commands will accept dates in DD.MMYYYY format. |
| Action | State | Alias | Description |
| Repeat alarm rescheduling | Clear | RESCALM | Unacknowledged repeating alarms will be rescheduled automatically. |
| Set | — | Unacknowledged repeating alarms will not be rescheduled. |
| Action | State | Alias | Description |
| Saving of acknowledged alarms | Clear | — | Acknowledged alarms will be deleted from the alarm list. |
| Set | SAVEALM | Acknowledged alarms will not be deleted from the alarm list. |
| Action | State | Alias | Description |
| Chain execution of custom keyboard handlers | Clear | — | |
| Set | — | |
| Action | State | Alias | Description |
| Chain execution of default keyboard handlers | Clear | — | |
| Set | — | |
| Action | State | Alias | Description |
| Automatic reception and execution of data sent via USB | Clear | — | Automatic reception and execution of data sent via USB is enabled. |
| Set | — | Automatic reception and execution of data sent via USB is disabled. |
| Action | State | Alias | Description |
| Suppress error beep | Clear | BEEPON | In case of error the calculator's buzzer will emit a sound. |
| Set | BEEPOFF | In case of error the calculator's buzzer will remain silent. |
| Action | State | Alias | Description |
| Suppress alarm beep | Clear | ALMBEEPON | If an alarm sets the calculator's buzzer will emit a sound. |
| Set | ALMBEEPOFF | If an alarm sets the calculator's buzzer will remain silent. |
| Action | State | Alias | Description |
| Zero flag | Clear | — | The arguments of the latest executed :CMP.[Y].[Z] assembly-like statement are not equal. |
| Set | — | The arguments of the latest executed :CMP.[Y].[Z] assembly-like statement are equal. |
| Action | State | Alias | Description |
| Negative flag | Clear | — | The first argument of the latest executed :CMP.[Y].[Z] assembly-like statement is greater or equal than the second. |
| Set | — | The first argument of the latest executed :CMP.[Y].[Z] assembly-like statement is less than the second. |
| Action | State | Alias | Description |
| Object decompilation mode | Clear | DECOMPDISP | →STR will decompile objects in display form, akin to →STRD. |
| Set | DECOMPEDIT | →STR will decompile objects in editable form, akin to →STRE. |
| Action | State | Alias | Description |
| Index wrap indicator | Clear | — | Last execution of GETI or PUTI did not increment index to first element. |
| Set | — | Last execution of GETI or PUTI did increment index to first element. |
| Action | State | Alias | Description |
| Program code indentation | Clear | AUTOINDENT | When program code is displayed in the editor, it will be nicely indented. |
| Set | NOINDENT | When program code is displayed in the editor, it will not be indented. |
| Action | State | Alias | Description |
| Global autosimplification rules | Clear | — | Autosimplification of symbolic expressions is enabled. |
| Set | — | Autosimplification of symbolic expressions is disabled. |
| Action | State | Alias | Description |
| Application of Group 1 autosimplification rules | Clear | — | If flag -70 is cleared, simplification rules included in this group will be applied. |
| Set | — | If flag -70 is set, simplification rules included in this group will not be applied. |
| Action | State | Alias | Description |
| Application of Group 2 autosimplification rules | Clear | — | If flag -70 is cleared, simplification rules included in this group will be applied. |
| Set | — | If flag -70 is set, simplification rules included in this group will not be applied. |
| Action | State | Alias | Description |
| Application of Group 3 autosimplification rules | Clear | — | If flag -70 is cleared, simplification rules included in this group will be applied. |
| Set | — | If flag -70 is set, simplification rules included in this group will not be applied. |
| Action | State | Alias | Description |
| Application of Group 4 autosimplification rules | Clear | — | If flag -70 is cleared, simplification rules included in this group will be applied. |
| Set | — | If flag -70 is set, simplification rules included in this group will not be applied. |
| Action | State | Alias | Description |
| Application of Group 5 autosimplification rules | Clear | — | If flag -70 is cleared, simplification rules included in this group will be applied. |
| Set | — | If flag -70 is set, simplification rules included in this group will not be applied. |
| Action | State | Alias | Description |
| Application of Group 6 autosimplification rules | Clear | — | If flag -70 is cleared, simplification rules included in this group will be applied. |
| Set | — | If flag -70 is set, simplification rules included in this group will not be applied. |
| Action | State | Alias | Description |
| Application of Group 7 autosimplification rules | Clear | — | If flag -70 is cleared, simplification rules included in this group will be applied. |
| Set | — | If flag -70 is set, simplification rules included in this group will not be applied. |
| Action | State | Alias | Description |
| Application of Group 8 autosimplification rules | Clear | — | If flag -70 is cleared, simplification rules included in this group will be applied. |
| Set | — | If flag -70 is set, simplification rules included in this group will not be applied. |
| Action | State | Alias | Description |
| Quick response time | Clear | — | Calculator's processor will switch to flag high-speed mode during code execution after 500 ms. |
| Set | — | Calculator's processor will switch to flag high-speed mode during code execution after 30 ms. |
| Action | State | Alias | Description |
| Complex results | Clear | — | Mathematical functions will issue an error if the argument admits a result in the complex field. |
| Set | — | Mathematical functions will not issue an error if the argument admits a result in the complex field. |